Detcon Model DM-634 Oxygen Sensor Spares

Code: DM-634
  • Obsolete
  • Former O2 gas detector
  • Electrochemical sensor

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The Detcon DM-634 models are discontinued replacements are detailed here and pictured. Below is a list of spares parts available for maintenance and calibration.

Non-intrusive “Smart” sensors are designed to monitor ambient air for Oxygen concentrations in the range of 0-25% by volume. The sensor assembly consists of a sensor in a stainless steel housing that includes a splashguard with an integral calibration port, a plug-in control transmitter circuit, a base connector board and an explosion-proof enclosure.

Two choices of MicroSafe detector

966-344520-025 DM-634 in Aluminum Junction Box
966-34452B-025 DM-634 in Stainless Steel Junction Box

Features

  • CSA-NRTL Approved: Class I, Division 1, Groups B, C, & D
  • Compatible with PLCs, SCADA, DCS, via 4-20 mA, and/or RS-485, and/or alarm relays
  • Sensor status and parameters accessible via RS-485 (Modbus)
  • Menu programmable relays standard (two alarms plus fault)
  • Simple menu-driven calibration – takes less than 3 minutes
  • Backlit LCD and LED indicators for fault, and Cal status
  • Plug-in field-replaceable transmitter
  • Electrochemical plug-in sensor
  • Embedded temperature compensation provides direct correction to changes in ambient temperature
  • 2-year expected sensor life in air with 20.9% Oxygen

Spare Parts  

370-399100-000 Oxygen field replaceable plug-in sensor 400/500/600 series
926-345500-025 Plug-in transmitter control module (Model DM-634)
500-001794-004 Standard connector board Model series 600 sensors
399-200000-000 Stainless steel sensor housing with insert and flame arrestor
613-120000-700 Sensor splash guard with integral cal-port – FP/DM/IR
943-000006-132 Calibration adapter FP/IR/DM/O2
330-X50000-000 Field Replaceable sintered stainless steel flame arrestor
975-000020-892 Sensor Duct Mount Kit – DM Series
612-400000-000 Sensor/Sintered Filter replacement wrench FP/DM/IR
943-002273-000 Harsh location dust guard (fits 1.5 x 18 thread)
033-003238-000 “Harsh location dust guard replacement filter for 1.5 x 18 thread (Sold in a pack of qty 20)

 

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Additional information

Weight 0.09 kg