9023927 - 2nd edition - May 2007
Page 63 of 72 Pages
Technical Data
Technical Data
The measuring range and the measuring properties depend on the DrägerSensor –
see the Instructions for Use of the DrägerSensor being used.
Type
Microprocessor controlled transmitter with pump and pyrolysis oven
Measuring range and the measuring
properties
depend on the type –
see the Instructions for Use of the installed DrägerSensor
Flow rate
900 ±100 mL/min;
Hose inside diameter 4 mm, hose outside diameter 6 mm
Signal transmission to the central unit
Analogue:
Measured-value signal
4 mA to 20 mA
Drift below zero point
3.8 mA
Measuring range exceeded
20 mA to 20.5 mA
Unit fault
<3.2 mA; 21 mA
Maintenance signal
3.4 mA ±0.2 mA constant
Digital:
HART compatible, transmission on 2-wire shielded cable
optionally LON
Supply voltage
24 V DC ±2 V; 1.5 A
Cable inlet
M20x1.5, for cable diameter 6 to 12 mm (0.24" to 0.47")
Ambient conditions
Specifications for the sensor: see the Instructions for Use for the DrägerSensor
0 to 40
o
C
700 to 1300 hPa
0 to 99 % relative humidity, no condensation
Dimensions (H x W x D)
150 mm x 125 mm x 300 mm
Weight
approx. 2.4 kg
CE markings
Electromagnetic compatibility (Directive 89/336/EEC)
Ingress protection
IP 21
Relay module:
logical channels
A1, A2, Fault
principle
normally energised (for fail-safe operation)
contacts
1-pole changeover (SPDT)
contact rating
5 A at 30 V DC; 5 A at 250 V AC