Owner's manual

49
6.3. Technical Data
Ident no. of the module 171 941 171 942 171 943 171 944
Number of valve output ports 4 8 4 8
Dimensions [mm] 44 x 120 x 135 (for 11 mm valve) 66 x 120 x 135 (for 16.5 mm
valve)
Weight [g] 230 250 270 290
Material (Housing) PBT, PC
Current consumption
1)
[mA] 250 310 250 310
Power loss of the module [W] max. 2.9 max. 3.6 max. 2.9 max. 3.6
Power loss in the event of a system
error [W]
max. 4.2
Status displays LED (red) for the module status
LED (green) per channel (valve function)
Type of protection II 2 G Ex ib IIC T4
1)
These values must be taken into account when calculating the max. total power consumption of the station
(see also Table 3-4 in the Siemens handbook ET 200 iSP).
6.3.1. Overview
Electronic module / station width 44 mm
3
5
1
2
4
Legend
1
2
3
4
5
LED (red) for module status display
LEDs (green) for channel status display
Hinged cover flap
Plug for connection of the valves
Slip-in label strip
Fig. 27: Overview - Electronic module (Version station width 44 mm)
Type 8650
english
Configuration and Function of the
Modules