Pressure Switch for Gas DG

For monitoring positive air and gas pressures, negative or differential air pressures
Five pressure ranges from 0.2″ to 200" WC (0.5 mbar to 500 mbar)
Accurate, repeatable switching action with low hysteresis
Choice of mounting positions
One normally open and one normally closed contact in each switch
Automatic and manual reset models available
Compact construction, easy installation
Special models available for oxygen service and low voltage operation
FM and UL approved

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Description Documentation Ordering Information Accessories

Ordering Information							Alternate Product
Model and Description	Model	Adjusting Range	Locks off with Rising Pressure	Locks off with Falling Pressure	Gold-plated Contacts	Stock		Model	Stock	Order
DG 6T Adjusting Range: 0.2 - 2.4 ″WC (0.5 - 6 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: No	DG 6T	0.2 - 2.4 ″WC (0.5 - 6 mbar)	No	No	No	Last Call		C911-P5
DG 10T Adjusting Range: 0.4 - 4 ″WC (1 - 10 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: No	DG 10T	0.4 - 4 ″WC (1 - 10 mbar)	No	No	No	Last Call		C911-P10
DG 50T Adjusting Range: 1 - 20 ″WC (2.5 - 50 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: No	DG 50T	1 - 20 ″WC (2.5 - 50 mbar)	No	No	No	Not Available		C911-P50
DG 150T Adjusting Range: 12 - 60 ″WC (30 - 150 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: No	DG 150T	12 - 60 ″WC (30 - 150 mbar)	No	No	No	Last Call		C911-P150
DG 500T Adjusting Range: 40 - 200 ″WC (100 - 500 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: No	DG 500T	40 - 200 ″WC (100 - 500 mbar)	No	No	No	Not Available		C911-P500
DG 10HT Adjusting Range: 0.4 - 4 ″WC (1 - 10 mbar); Locks off with Rising Pressure: Yes; Locks off with Falling Pressure: No	DG 10HT	0.4 - 4 ″WC (1 - 10 mbar)	Yes	No	No	Last Call		None
DG 50HT Adjusting Range: 1 - 20 ″WC (2.5 - 50 mbar); Locks off with Rising Pressure: Yes; Locks off with Falling Pressure: No	DG 50HT	1 - 20 ″WC (2.5 - 50 mbar)	Yes	No	No	Last Call		None
DG 150HT Adjusting Range: 12 - 60 ″WC (30 - 150 mbar); Locks off with Rising Pressure: Yes; Locks off with Falling Pressure: No	DG 150HT	12 - 60 ″WC (30 - 150 mbar)	Yes	No	No	Last Call e		None
DG 500HT Adjusting Range: 40 - 200 ″WC (100 - 500 mbar); Locks off with Rising Pressure: Yes; Locks off with Falling Pressure: No	DG 500HT	40 - 200 ″WC (100 - 500 mbar)	Yes	No	No	Last Call		None
DG 10NT Adjusting Range: 0.4 - 4 ″WC (1 - 10 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: Yes	DG 10NT	0.4 - 4 ″WC (1 - 10 mbar)	No	Yes	No	Last Call		None
DG 50NT Adjusting Range: 1 - 20 ″WC (2.5 - 50 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: Yes	DG 50NT	1 - 20 ″WC (2.5 - 50 mbar)	No	Yes	No	Last Call		None
DG 150NT Adjusting Range: 12 - 60 ″WC (30 - 150 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: Yes	DG 150NT	12 - 60 ″WC (30 - 150 mbar)	No	Yes	No	Not Available		None
DG 500NT Adjusting Range: 40 - 200 ″WC (100 - 500 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: Yes	DG 500NT	40 - 200 ″WC (100 - 500 mbar)	No	Yes	No	Last Call		None
DG 6TG Adjusting Range: 0.2 - 2.4 ″WC (0.5 - 6 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: No; Gold-plated Contacts	DG 6TG	0.2 - 2.4 ″WC (0.5 - 6 mbar)	No	No	Yes	Not Available		C911-P5 (with C911-PL24)
DG 10TG Adjusting Range: 0.4 - 4 ″WC (1 - 10 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: No; Gold-plated Contacts	DG 10TG	0.4 - 4 ″WC (1 - 10 mbar)	No	No	Yes	Last Call		C911-P10 (with C911-PL24)
DG 50TG Adjusting Range: 1 - 20 ″WC (2.5 - 50 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: No; Gold-plated Contacts	DG 50TG	1 - 20 ″WC (2.5 - 50 mbar)	No	No	Yes	Last Call		C911-P50 (with C911-PL24)
DG 150TG Adjusting Range: 12 - 60 ″WC (30 - 150 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: No; Gold-plated Contacts	DG 150TG	12 - 60 ″WC (30 - 150 mbar)	No	No	Yes	Not Available		C911-P150 (with C911-PL24)
DG 500TG Adjusting Range: 40 - 200 ″WC (100 - 500 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: No; Gold-plated Contacts	DG 500TG	40 - 200 ″WC (100 - 500 mbar)	No	No	Yes	Last Call		C911-P500 (with C911-PL24)

Nonstock items, sold as-is All sales are final
Model and Description	Model	Part Number	Description	Stock	Price	Cart
DG 6B-3 Pressure switch for gas; adjusting range: 0.4-6 mbar; switches with rising positive pressure; electrical connection via screw terminals and M16 cable gland; EU certified	DG 6B-3	84447100	Pressure switch for gas; adjusting range: 0.4-6 mbar; switches with rising positive pressure; electrical connection via screw terminals and M16 cable gland; EU certified
DG 6U-3 Pressure switch for gas; adjusting range: 0.4-6 mbar; switches with rising positive pressure (gas/air), negative pressure (air), differential pressure (air-air); electrical connection via screw terminals and M16 cable gland; EU certified	DG 6U-3	84447250	Pressure switch for gas; adjusting range: 0.4-6 mbar; switches with rising positive pressure (gas/air), negative pressure (air), differential pressure (air-air); electrical connection via screw terminals and M16 cable gland; EU certified
DG 6UG-6 Pressure switch for gas; adjusting range: 0.4-6 mbar; switches with rising positive pressure (gas/air), negative pressure (air), differential pressure (air-air); with gold-plated contacts for low voltage operation; electrical connection via 4-pin plug and socket; EU certified	DG 6UG-6	84447271	Pressure switch for gas; adjusting range: 0.4-6 mbar; switches with rising positive pressure (gas/air), negative pressure (air), differential pressure (air-air); with gold-plated contacts for low voltage operation; electrical connection via 4-pin plug and socket; EU certified
DG 10U-3 Pressure switch for gas; adjusting range: 1-10 mbar; switches with rising positive pressure (gas/air), negative pressure (air), differential pressure (air-air); electrical connection via screw terminals and M16 cable gland; EU certified	DG 10U-3	84447300	Pressure switch for gas; adjusting range: 1-10 mbar; switches with rising positive pressure (gas/air), negative pressure (air), differential pressure (air-air); electrical connection via screw terminals and M16 cable gland; EU certified
DG 150U-3 Pressure switch for gas; adjusting range: 30-150 mbar; switches with rising positive pressure (gas/air), negative pressure (air), differential pressure (air-air); electrical connection via screw terminals and M16 cable gland; EU certified	DG 150U-3	84447500	Pressure switch for gas; adjusting range: 30-150 mbar; switches with rising positive pressure (gas/air), negative pressure (air), differential pressure (air-air); electrical connection via screw terminals and M16 cable gland; EU certified
DG 500U-3 Pressure switch for gas; adjusting range: 100-500 mbar; switches with rising positive pressure (gas/air), negative pressure (air), differential pressure (air-air); electrical connection via screw terminals and M16 cable gland; EU certified	DG 500U-3	84447550	Pressure switch for gas; adjusting range: 100-500 mbar; switches with rising positive pressure (gas/air), negative pressure (air), differential pressure (air-air); electrical connection via screw terminals and M16 cable gland; EU certified
DG 50H-3 Pressure switch for gas; adjusting range: 2.5-50 mbar; switches and locks off with rising pressure; electrical connection via screw terminals and M16 cable gland; EU certified	DG 50H-3	84447620	Pressure switch for gas; adjusting range: 2.5-50 mbar; switches and locks off with rising pressure; electrical connection via screw terminals and M16 cable gland; EU certified
DG 500H-3 Pressure switch for gas; adjusting range: 100-500 mbar; switches and locks off with rising pressure; electrical connection via screw terminals and M16 cable gland; EU certified	DG 500H-3	84447660	Pressure switch for gas; adjusting range: 100-500 mbar; switches and locks off with rising pressure; electrical connection via screw terminals and M16 cable gland; EU certified
DG 10N-3 Pressure switch for gas; adjusting range: 1-10 mbar; switches and locks off with falling pressure; electrical connection via screw terminals and M16 cable gland; EU certified	DG 10N-3	84447700	Pressure switch for gas; adjusting range: 1-10 mbar; switches and locks off with falling pressure; electrical connection via screw terminals and M16 cable gland; EU certified
DG 50N-3 Pressure switch for gas; adjusting range: 2.5-50 mbar; switches and locks off with falling pressure; electrical connection via screw terminals and M16 cable gland; EU certified	DG 50N-3	84447720	Pressure switch for gas; adjusting range: 2.5-50 mbar; switches and locks off with falling pressure; electrical connection via screw terminals and M16 cable gland; EU certified
DG 150N-3 Pressure switch for gas; adjusting range: 30-150 mbar; switches and locks off with falling pressure; electrical connection via screw terminals and M16 cable gland; EU certified	DG 150N-3	84447740	Pressure switch for gas; adjusting range: 30-150 mbar; switches and locks off with falling pressure; electrical connection via screw terminals and M16 cable gland; EU certified
DG 6T-22N Pressure switch for gas; adjusting range: 0.2-2.4 "WC (0.5-6 mbar); electrical connection via screw terminals; with blue pilot lamp for 120 V AC; T-Product: inch and mbar scale and NPT thread; FM and UL	DG 6T-22N	84447802	Pressure switch for gas; adjusting range: 0.2-2.4 "WC (0.5-6 mbar); electrical connection via screw terminals; with blue pilot lamp for 120 V AC; T-Product: inch and mbar scale and NPT thread; FM and UL
DG 10T-22N Pressure switch for gas; adjusting range: 0.4-4 "WC (1-10 mbar); electrical connection via screw terminals; with blue pilot lamp for 120 V AC; T-Product: inch and mbar scale and NPT thread; FM and UL	DG 10T-22N	84447812	Pressure switch for gas; adjusting range: 0.4-4 "WC (1-10 mbar); electrical connection via screw terminals; with blue pilot lamp for 120 V AC; T-Product: inch and mbar scale and NPT thread; FM and UL
DG 150T-22N Pressure switch for gas; adjusting range: 12-60 "WC (30-150 mbar); electrical connection via screw terminals; with blue pilot lamp for 120 V AC; T-Product: inch and mbar scale and NPT thread; FM and UL	DG 150T-22N	84447832	Pressure switch for gas; adjusting range: 12-60 "WC (30-150 mbar); electrical connection via screw terminals; with blue pilot lamp for 120 V AC; T-Product: inch and mbar scale and NPT thread; FM and UL
DG 50HT-22N Pressure switch for gas; adjusting range: 1-20 "WC (2.5-50 mbar); switches and locks off with rising pressure, with manual reset; electrical connection via screw terminals; with blue pilot lamp for 120 V AC; T-Product: inch and mbar scale and NPT thread; FM and UL	DG 50HT-22N	84447922	Pressure switch for gas; adjusting range: 1-20 "WC (2.5-50 mbar); switches and locks off with rising pressure, with manual reset; electrical connection via screw terminals; with blue pilot lamp for 120 V AC; T-Product: inch and mbar scale and NPT thread; FM and UL
DG 150HT-22N Pressure switch for gas; adjusting range: 12-60 "WC (30-150 mbar); switches and locks off with rising pressure, with manual reset; electrical connection via screw terminals; with blue pilot lamp for 120 V AC; T-Product: inch and mbar scale and NPT thread; FM and UL	DG 150HT-22N	84447932	Pressure switch for gas; adjusting range: 12-60 "WC (30-150 mbar); switches and locks off with rising pressure, with manual reset; electrical connection via screw terminals; with blue pilot lamp for 120 V AC; T-Product: inch and mbar scale and NPT thread; FM and UL
DG 500HT-22N Pressure switch for gas; adjusting range: 40-200 "WC (100-500 mbar); switches and locks off with rising pressure, with manual reset; electrical connection via screw terminals; with blue pilot lamp for 120 V AC; T-Product: inch and mbar scale and NPT thread; FM and UL	DG 500HT-22N	84447942	Pressure switch for gas; adjusting range: 40-200 "WC (100-500 mbar); switches and locks off with rising pressure, with manual reset; electrical connection via screw terminals; with blue pilot lamp for 120 V AC; T-Product: inch and mbar scale and NPT thread; FM and UL
DG 10NT-22N Pressure switch for gas; adjusting range: 0.4-4 "WC (1-10 mbar); switches and locks off with falling pressure, with manual reset; electrical connection via screw terminals; with blue pilot lamp for 120 V AC; T-Product: inch and mbar scale and NPT thread; FM and UL	DG 10NT-22N	84447962	Pressure switch for gas; adjusting range: 0.4-4 "WC (1-10 mbar); switches and locks off with falling pressure, with manual reset; electrical connection via screw terminals; with blue pilot lamp for 120 V AC; T-Product: inch and mbar scale and NPT thread; FM and UL
DG 50NT-22N Pressure switch for gas; adjusting range: 1-20 "WC (2.5-50 mbar); switches and locks off with falling pressure, with manual reset; electrical connection via screw terminals; with blue pilot lamp for 120 V AC; T-Product: inch and mbar scale and NPT thread; FM and UL	DG 50NT-22N	84447972	Pressure switch for gas; adjusting range: 1-20 "WC (2.5-50 mbar); switches and locks off with falling pressure, with manual reset; electrical connection via screw terminals; with blue pilot lamp for 120 V AC; T-Product: inch and mbar scale and NPT thread; FM and UL
DG 6UG-3K2 Pressure switch for gas; adjusting range: 0.4-6 mbar; switches with rising positive pressure (gas/air), negative pressure (air), differential pressure (air-air); with gold-plated contacts for low voltage operation; electrical connection via screw terminals; red/green pilot LED for 24 V DC/AC	DG 6UG-3K2	84447277	Pressure switch for gas; adjusting range: 0.4-6 mbar; switches with rising positive pressure (gas/air), negative pressure (air), differential pressure (air-air); with gold-plated contacts for low voltage operation; electrical connection via screw terminals; red/green pilot LED for 24 V DC/AC
DG 6UG-3K2 Pressure switch for gas; adjusting range: 0.4-6 mbar; switches with rising positive pressure (gas/air), negative pressure (air), differential pressure (air-air); with gold-plated contacts for low voltage operation; electrical connection via screw terminals; red/green pilot LED for 24 V DC/AC	DG 6UG-3K2	84447277	Pressure switch for gas; adjusting range: 0.4-6 mbar; switches with rising positive pressure (gas/air), negative pressure (air), differential pressure (air-air); with gold-plated contacts for low voltage operation; electrical connection via screw terminals; red/green pilot LED for 24 V DC/AC
DG 10UG-3K2 Pressure switch for gas; adjusting range: 1-10 mbar; switches with rising positive pressure (gas/air), negative pressure (air), differential pressure (air-air); with gold-plated contacts for low voltage operation; electrical connection via screw terminals; red/green pilot LED for 24 V DC/AC	DG 10UG-3K2	84447324	Pressure switch for gas; adjusting range: 1-10 mbar; switches with rising positive pressure (gas/air), negative pressure (air), differential pressure (air-air); with gold-plated contacts for low voltage operation; electrical connection via screw terminals; red/green pilot LED for 24 V DC/AC
DG 50UG-3K2 Pressure switch for gas; adjusting range: 2.5-50 mbar; switches with rising positive pressure (gas/air), negative pressure (air), differential pressure (air-air); with gold-plated contacts for low voltage operation; electrical connection via screw terminals; red/green pilot LED for 24 V DC/AC	DG 50UG-3K2	84447372	Pressure switch for gas; adjusting range: 2.5-50 mbar; switches with rising positive pressure (gas/air), negative pressure (air), differential pressure (air-air); with gold-plated contacts for low voltage operation; electrical connection via screw terminals; red/green pilot LED for 24 V DC/AC
DG 500UG-3K2 Pressure switch for gas; adjusting range: 100-500 mbar; switches with rising positive pressure (gas/air), negative pressure (air), differential pressure (air-air); with gold-plated contacts for low voltage operation; electrical connection via screw terminals; red/green pilot LED for 24 V DC/AC	DG 500UG-3K2	84447575	Pressure switch for gas; adjusting range: 100-500 mbar; switches with rising positive pressure (gas/air), negative pressure (air), differential pressure (air-air); with gold-plated contacts for low voltage operation; electrical connection via screw terminals; red/green pilot LED for 24 V DC/AC
DG 10TG-22K2 Pressure switch for gas; adjusting range: 0.2-2.4 "WC (0.5-6 mbar); 1/4" NPT connection; electrical connection via screw terminals; gold plated contacts for low voltage operation; red/green pilot LED for 24 V AC/DC	DG 10TG-22K2	84447813	Pressure switch for gas; adjusting range: 0.2-2.4 "WC (0.5-6 mbar); 1/4" NPT connection; electrical connection via screw terminals; gold plated contacts for low voltage operation; red/green pilot LED for 24 V AC/DC
DG 50TG-22K2 Pressure switch for gas; adjusting range: 0.2-2.4 "WC (0.5-6 mbar); 1/4" NPT connection; electrical connection via screw terminals; gold plated contacts for low voltage operation; red/green pilot LED for 24 V AC/DC	DG 50TG-22K2	84447823	Pressure switch for gas; adjusting range: 0.2-2.4 "WC (0.5-6 mbar); 1/4" NPT connection; electrical connection via screw terminals; gold plated contacts for low voltage operation; red/green pilot LED for 24 V AC/DC
DG 150T-21N Pressure switch for gas; adjusting range: 12-60 "WC (30-150 mbar); 1/4" NPT connection; electrical connection via screw terminals	DG 150T-21N	84447830	Pressure switch for gas; adjusting range: 12-60 "WC (30-150 mbar); 1/4" NPT connection; electrical connection via screw terminals
DG 500TG-22K2 Pressure switch for gas; adjusting range: 40-200 "WC (100-500 mbar); 1/4" NPT connection; electrical connection via screw terminals; gold plated contacts for low voltage operation; red/green pilot LED for 24 V AC/DC	DG 500TG-22K2	84447843	Pressure switch for gas; adjusting range: 40-200 "WC (100-500 mbar); 1/4" NPT connection; electrical connection via screw terminals; gold plated contacts for low voltage operation; red/green pilot LED for 24 V AC/DC
DG 10HT Pressure switch for gas; adjusting range: 0.4-4 "WC (1-10 mbar); switches and locks off with rising pressure, with manual reset; 1/4" NPT connection; electrical connection via screw terminals	DG 10HT	84447912	Pressure switch for gas; adjusting range: 0.4-4 "WC (1-10 mbar); switches and locks off with rising pressure, with manual reset; 1/4" NPT connection; electrical connection via screw terminals
DG 500NT Pressure switch for gas; adjusting range: 40-200 "WC (100-500 mbar); switches and locks off with falling pressure, with manual reset; 1/4" NPT connection; electrical connection via screw terminals	DG 500NT	84447992	Pressure switch for gas; adjusting range: 40-200 "WC (100-500 mbar); switches and locks off with falling pressure, with manual reset; 1/4" NPT connection; electrical connection via screw terminals
C6097A3079/U Pressure switch for gas; adjusting range: 12-60 "WC (30-150 mbar); 1/4" NPT connection; electrical connection via screw terminals	C6097A3079/U	C6097A3079/U	Pressure switch for gas; adjusting range: 12-60 "WC (30-150 mbar); 1/4" NPT connection; electrical connection via screw terminals
C6097B3028/U Pressure switch for gas; adjusting range: 1-20 "WC (2.5-50 mbar); 1/4" NPT connection; electrical connection via screw terminals	C6097B3028/U	C6097B3028/U	Pressure switch for gas; adjusting range: 1-20 "WC (2.5-50 mbar); 1/4" NPT connection; electrical connection via screw terminals

Description

The DG pressure switch, manufactured by Elster Kromschroder GMbH for the American market, is made with the highest quality and finest German engineering. Diaphragm pressure switches with micro switch for monitoring gas pressures on industrial installations, for gas and air, also suitable for biologically produced methane, with hand wheel for adjusting the switch-on point, with 110 V green control lamp, silicone-free, FM and UL approved.

Documentation

	FAQ: Kromschröder Product Labels and Type Codes (Blog Post)
	FAQ: DL vs DG Pressure Switch (Blog Post)
	DG Pressure Switch Brochure
	Installation Instructions for DG..B and DG..U pressure switches
	Installation Instructions for DG..H, DG..N, and DG..I pressure switches
	Installation Instructions for DG..S pressure switches
	Installation Instructions for DG..T pressure switches
	Installation Instructions for all other DG pressure switches
	DG Pressure Switch Technical Sheet

Accessories

Model and Description	Price	Cart
DG/DL ACC 03 Pilot lamp set 110/120 V AC red	N/A	Not available
74916121 Pilot lamp set 110/120 V AC blue
DG/DL ACC 05 LED set 24 V DC/AC red/green	N/A	Not available
DG ACC 06 Connecting set DG..U, DG..T	N/A	Not available
DG/DL ACC 08 U-angle bracket DG, DL	N/A	Not available
34213530 Replacement pressure switch cover (standard, no reset)