Model 341

SKU: 341

Alarm, One Relay, 4-20mA

The Delta Controls Model 341 modules are configured in the 3″ DEM package. They are stand-alone devices, which can be used as alarms or control devices. From 1 to 3 units can be mounted in a Delta housing to provide various switch-sequencing functions. They may be surface mounted in user’s panels and cabinets. They may also be added to housings containing 4-20 mA transmitters; to provide pump control, alarm, etc. Note that the modules are not loop powered and require a 24 VDC power source. This can be provided by the user, or from an integrally mounted isolated power supply module (option “PS”).


  • Available for mounting in Delta Controls housings or in in enclosures by others. Housings may be surface or pipe stand mounted
  • Optional direct reading LCD display
  • Accepts 4-20 mADC signal from any type transmitter; 2, 3 or 4 wire
  • Supplies DC power for 2-wire loops and for 3 or 4-wire transmitters
  • Field selectable fail safe action
  • Optional pump control functions
  • Adjustable time delays on relay operation
  • Built-in loop power supply
  • Will not lose memory
  • Optional explosion proof housing


  • Relay: Sealed SPDT, 5 amps @ 240 VAC or 30 VDC
  • Setup: Setpoint, differential, reverse/direct, time delay, blind/display
  • Power: 15-32 VDC, 1.5 volt amp
  • Package: Sealed Relay, All potted in a 3" DEM Module cup
  • Option: "PS" 24VDC , 150mA Power Supply

Accessories and Related Products