Ion Science TVOC 2 Fixed VOC Monitor (0~10ppm/100ppm/1000ppm)

Approvals: II 2G Ex ia IIC T4 Gb (-20°C ≤ Ta ≤ +50°C); II 3G Ex nA IIC T4 (-40°C ≤ Ta ≤ +50°C); Baseefa05ATEX0277X; IECEx BAS 06.0057X

Ingress Protection: Designed to IP65; Sensor IP54

Power: 5-28 VDC, max 130 mA

Output: 4-20 mA (requires 8-35 VDC power supply); for IS requirements: 8-30 VDC

Range: 0-10 ppm; 0-100 ppm; 0-1000 ppm (user selectable)

Sampling: Diffusion (can be pumped using an adaptor if required)

Display: 7-segment, 4-digit LCD; 4-color LEDs

Response: Sensor T90 < 5 sec

Accuracy: 0-100 ppm: ±5% at calibration point; 100-1000 ppm: ±10% at calibration points

Calibration: Access via magnetic switch; 100 ppm Isobutylene via calibration kit accessory

Temperature: Operating -20°C to +50°C (-4°F to 122°F); Humidity 0-95% RH (non-condensing)

Weight & Dimensions: Instrument 1.4 kg; Packed 1.6 kg; Dimensions 188 × 126 × 78 mm

4–20 mA Alarm Levels: Selectable 2 mA and 3.5 mA options

Datasheet