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Combustion 911
Supplying and Serving the Combustion Industry
an Olsträd Engineering Company

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Pressure Switch for Gas DGPressure 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

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.

Ordering Information

Model and Description Model Adjusting Range Locks off with
Rising Pressure
Locks off with
Falling Pressure
Gold-plated Contacts Price Cart
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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

Accessories

Model and Description Price Cart
DG/DL ACC 03
Pilot lamp set 110/120 V AC red
DG/DL ACC 04
Pilot lamp set 110/120 V AC blue
DG/DL ACC 05
LED set 24 V DC/AC red/green
DG/DL ACC 06
Connecting set DG..U, DG..T
DG/DL ACC 08
U-angle bracket DG, DL
DG/DL ACC 09
Replacement pressure switch cover (standard, no reset)

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  All Products
Locks off with Rising Pressure
Locks off with Falling Pressure
Gold Contacts
Accessories
DG 6T
Price:
Adjusting Range: 0.2 - 2.4 ″WC (0.5 - 6 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: No
DG 10T
Price:
Adjusting Range: 0.4 - 4 ″WC (1 - 10 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: No
DG 50T
Price:
Adjusting Range: 1 - 20 ″WC (2.5 - 50 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: No
DG 150T
Price:
Adjusting Range: 12 - 60 ″WC (30 - 150 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: No
DG 500T
Price:
Adjusting Range: 40 - 200 ″WC (100 - 500 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: No
DG 10HT
Price:
Adjusting Range: 0.4 - 4 ″WC (1 - 10 mbar); Locks off with Rising Pressure: Yes; Locks off with Falling Pressure: No
DG 50HT
Price:
Adjusting Range: 1 - 20 ″WC (2.5 - 50 mbar); Locks off with Rising Pressure: Yes; Locks off with Falling Pressure: No
DG 150HT
Price:
Adjusting Range: 12 - 60 ″WC (30 - 150 mbar); Locks off with Rising Pressure: Yes; Locks off with Falling Pressure: No
DG 500HT
Price:
Adjusting Range: 40 - 200 ″WC (100 - 500 mbar); Locks off with Rising Pressure: Yes; Locks off with Falling Pressure: No
DG 10NT
Price:
Adjusting Range: 0.4 - 4 ″WC (1 - 10 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: Yes
DG 50NT
Price:
Adjusting Range: 1 - 20 ″WC (2.5 - 50 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: Yes
DG 150NT
Price:
Adjusting Range: 12 - 60 ″WC (30 - 150 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: Yes
DG 500NT
Price:
Adjusting Range: 40 - 200 ″WC (100 - 500 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: Yes
DG 6TG
Price:
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 10TG
Price:
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 50TG
Price:
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 150TG
Price:
Adjusting Range: 12 - 60 ″WC (30 - 150 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: No; Gold-plated Contacts
DG 500TG
Price:
Adjusting Range: 40 - 200 ″WC (100 - 500 mbar); Locks off with Rising Pressure: No; Locks off with Falling Pressure: No; Gold-plated Contacts
DG/DL ACC 03
Price:
Pilot lamp set 110/120 V AC red
DG/DL ACC 04
Price:
Pilot lamp set 110/120 V AC green
DG/DL ACC 05
Price:
LED set 24 V DC/AC red/green
DG/DL ACC 06
Price:
Connecting set DG..U, DG..T
DG/DL ACC 08
Price:
U-angle bracket DG, DL
DG/DL ACC 09
Price:
Replacement pressure switch cover (standard, no reset)

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