Operating instructions
R3G250-AV29-B1
Translation of the original operating instructions
4.5 Connection screen
No.
Conn.
Designation
Function / assignment
PE
-
PE
Protective earth connection
KL1
1, 2
N, L
Supply voltage, 50/60 Hz
KL2
1
NC
Floating status message contact, break for failure
KL2
2
COM
Floating status message contact, changeover contact, common connection
(2 A, max. 250 VAC, min. 10 mA, AC1)
KL2
3
NO
Floating status message contact, normally open, make for failure
KL3
1
OUT
Analogue output, 0-10 VDC, max. 3 mA, SELV,
Output of the current motor level control coefficient:
1 V corresponds to 10% level control coefficient,
10 V correspond to 100% level control coefficient.
KL3
2, 8
GND
Reference mass for control interface, SELV
KL3
3, 7
0-10 V
Use control / actual value input 0-10 VDC, impedance 100 kΩ only as alternative to 4-20 mA input, SELV
KL3
4
+10 V
Voltage output 10 VDC (+/- 3%), max. 10 mA,
Supply voltage for ext. devices (e.g. potentiometer), SELV
KL3
5
+20 V
Voltage output 20 VDC (+25%/-10%), max. 50 mA
Supply voltage for ext. devices
(e.g. sensors), SELV
KL3
6
4-20 mA
Use control / actual value input 4-20 mA, impedance 100 Ω, only as alternative to 0-10 V input, SELV
KL3
9, 11
RSB
RS485 interface for MODBUS, RSB
KL3
10, 12
RSA
RS485 interface for MODBUS, RSA
Item no. 50478-5-9970 · ENG · Revision 204653 · Release 2020-02-08 · Page 9 / 12
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