Commissioning (Optional Equipment Settings); Ewg 01.1 Electronic Position Transmitter - AUMA SAEx 07.2 Manual

SAEx 07.2 SAEx 16.2/SAREx 07.2
ACExC 01.2 Intrusive Modbus RTU
11.

Commissioning (optional equipment settings)

11.1.

EWG 01.1 electronic position transmitter

Technical data
Setting elements
SAREx 16.2 Control unit - electromechanical
EWG 01.1 electronic position transmitter signals the remote position or the valve
position. On the basis of the actual valve position sensed by hall sensor, a current
signal between 0 20 mA or 4
Table 32: EWG 01.1
Data
Output current I
a
1)
Power supply U
V
Max. current consumption
Max. load R
B
Impact of power supply
Load influence
Temperature impact
2)
Ambient temperature
1) Power supply possible via: AC, AM actuator controls or external power supply
2) Depending on temperature range of the actuator: Refer to name plate
The EWG is housed in the actuator switch compartment. The switch compartment
must be opened to perform any settings. Refer to <Switch compartment: open>.
All settings are made via the two push buttons [S1] and [S2].
Figure 90: View on control unit when switch compartment is open
[S1] Push button: Set 0/4 mA
[S2] Push button: Set 20 mA
LED Optical aid for setting
[1] Measuring point (+) 0/4
[2] Measuring point ( ) 0/4
The output current (measuring range 0 20 mA) can be checked at measuring points
[1] and [2].
Commissioning (optional equipment settings)
20 mA is generated.
3-wire and 4-wire systems
0 20 mA, 4 20 mA
24 V DC (18 32 V)
LED off = 26 mA,
LED on = 27 mA
600 Ω
< 0.1 ‰/K
60 °C to +80 °C
20 mA
20 mA
2-wire system
4 20 mA
24 V DC (18 32 V)
20 mA
(U 12 V)/20 mA
V
0.1 %
0.1 %
75