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Specifications
Sensor unit
CO2 measurement range: 0 ... 50,000 ppm (5%) (vol.) NDIR sensor
Temperature (gas / environment): 0 ... +45 °C / +32 ... +113 ºF
Supply of gas samples: By diffusion
Alarm contacts:
- 1 potential-free change-over contactor to control external devices (NO/NC) by releasing alarm 1
- Switching power: 30 V DC / 250 V AC, max. 2 A
Alarm thresholds
Alarm 1: 0.5 / 1 / 1.5 / 2%
Alarm 2: 1.5 / 2 / 2.5 / 3 / 3.5 / 4%
Menu items: Function test of connection between detection unit and alarm unit, calibration, switch between °C and °F, alarm 1, 2 and factory setting
Display elements:
- 4-digit digital display for measured gas concentration within range 0... 9999 ppm
- 3-digit digital display for measured gas concentration within range 1... 5 %
- Additional 3-digit digital display for measurement and temperature in °C and °F
- LEDs for operation, alarm 1, 2 and monitoring of voltage supply
Operating elements: Reset, menu selection, enter
Safety: Continuous self-surveillance of temperature range, sensor lifetime, unplausible values, EEPROM system, internal data transfer
Enclosure: Synthetic, IP54-rated, watersplash proof
Dimensions: Approx. 168 x 125 x 47 mm / 6.62 x 4.93 x 1.85" (without connections)
Voltage supply: (adapter) 100 ... 240 V AC, 50 / 60 Hz
Remote display unit
Temperature (gas / environment): 0 ... +45 °C / +32 ... +113 ºF
Menu items:
- 4-digit digital display for gas concentration within range 0... 9999 ppm
- 3-digit digital display for concentration within range 1... 5%
- Additional digital display to measure temperature in °C and °F
- LEDs for operation, alarm 1, 2 and monitoring of voltage supply
Display elements: Function test, reset, menu selection, enter, switch between °C and °F
Enclosure: Aluminum, IP54-rated, watersplash proof
Dimensions: 118 x 85 x 34 mm / 4.65 x 3.35 x 1.34" (without connections)
Voltage supply: Via data cable to sensor unit
Delivery Scope:
1 x PCE-WMM 50 indoor air quality meter (comprised of sensor unit and remote display unit)
1 x User manual
1 x ISO Calibration Certificate