Protisen Hydrogen Sensor

Product Code: 72050001

Price:
$350.00

Qty: - +
   - OR -   

ProtiSen is designed with a small form factor for space sensitive applications, and features a catalytic bead sensor for measuring hydrogen in air to 8000 ppm with 200 ppm resolution.  These sensors feature VOC filters, good long term stability, native linearity, increased tolerance of silicone-based contaminants, and are immune to overexposure damage.

Features

  • Catalytic sensor (with VOC filter)
  • HCMOS micro-controller
  • 0-40,000 ppm hydrogen in air measurement
  • 200 ppm resolution
  • 2 seconds start-up time
  • 2 secs. T90 response time
  • 5 secs. T10 recovery time
  • Normal, Warning, Alarm & Error states
  • Bi-color LED status indicator
  • Optional 0-to-3V proportional output (8 bit)
  • Optional voltage-encoded state output (normal, warning, alarm, fault)
  • Optional binary operation (TTL or 2A/60V open drain output)
  • Power reset or auto-resetting operation
  • PK-Port™ compatible digital communications
  • User-settable alarm/warning via PK-Port™
  • Digital FLASH-based calibration
  • Each device factory pre-calibrated
  • Field re-programmable firmware
  • -40 to +80 Celsius / 0% to 99% R.H. operation
  • Sensor & temperature error detection
  • 750 mW power consumption

 

Warning & Alarm Levels

  • Alarm & warning PPMs specified at order
  • Alarm level from 4,000 to 32,000 ppm
  • Warning level/action is optional
  • Warning level from 20-80% of alarm level
  • Levels are field-adjustable via PK-Port™

State Indications

  • Normal, warning, alarm & error state
  • Bi-color LED indicates all states
  • Errors-as-Alarms for fail safe operation
  • Warning and/or alarm trigger relay/TTL
  • Live monitoring & data logging via PK-Port

Mechanical

  • Aluminum enclosure size: 51 x 51 x 19 mm
  • Enclosed weight: 50 g

Calibration

  • All devices individually calibrated
  • FLASH-based cal. accessible via PK-Port
  • Periodic factory re-certification available

Environmental Requirements

  • Diffusion sampling
  • 3 meters/second flow rate maximum
  • 5% minimum atmospheric oxygen
  • 0% to 99% R.H. (non-condensing) oper.

PK-Port Interface

  • Access via interface connector pin
  • PC (serial) interface module extra
  • Real-time monitoring and data-logging
  • Access/modify config. & cal. values

Reliability Features

  • Audio-visual or alarm-producing errors
  • Sensor failure & disconnection detection
  • Temperature out-of-bounds detection
  • Digital calibration values delimited
  • Low supply voltage inhibit
  • Power fail detect via signal offset loss/relay
  • Watchdog timer & software checksums

Incompatible Uses

  • Not for use in anaerobic environments
  • No dusty or corrosive environments
  • No condensing moisture
  • Adversely affected by silicone vapors

 

Hydrogen Equpiment Specifications
Sensor Type Catalytic ( with filter)
Target Gas Hydrogen
Alarm Concentration 8000 ppm, trips nothing
Warning Level 4000 ppm, trips nothing
Output Signal Type Proportional 0-3VDC
Error Handling Error state triggers alarm state
Input Supply Voltage 5-16 VDC (switch mode PSU)
Interface harness Included
AC/DC Power Supply Not Included

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