7
Technical Data
Measuring range
Signal transmission to controller unit
Supply voltage U
n
Power consumption incl. Ex-sensor
Cable core cross-section
Dimensions (W x H x D)
Weight
Protection class (according to
EN 60529)
Environmental conditions
during operation:
Ambient temperature
Pressure
Humidity
during storage:
Dräger PEX 1000
PEX 1000 in combination with sensing head SE Ex
PR / HT ... DD/DQ: 0 to 99 %LEL
Measuring current 4 mA to 20 mA
12 to 30 V DC, 24 V DC nominal,
approx. 105 mA at 24 V DC
4.3 W at 24 V and 300 mA sensor current
2
0.5 to 1.5 mm
approx. 72 x 62 x 91 mm
approx. 220 g
IP 20
–40 °C to +65 °C (–40 °F to +149 °C)
700 to 1300 hPa
5 to 95 % rel. humidity, non-condensing
–40 to +65 °C (–40 to +149 °C)
700 to 1300 hPa
5 to 95 % rel. humidity, non-condensing
Technical Data
37