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R3G280-RR10-P1
4.5 Connection screen
No.
Conn.
Designation
1
1
PE
1
2
PE
1
3
-
1
5
+
2
6
COM
2
7
NO
2
8
0-10 V
2
10
RSB
2
11
RSA
2
12
GND
2
13
+10 V
Item no. 53890-5-9970 · ENG · Revision 257061 · Release 2023-02-03 · Page 8 / 11
ebm-papst Mulfingen GmbH & Co. KG · Bachmühle 2 · D-74673 Mulfingen · Phone +49 (0) 7938 81-0 · Fax +49 (0) 7938 81-110 · info1@de.ebmpapst.com · www.ebmpapst.com
Operating instructions
Colour
Function / assignment
green/
Protective earth
yellow
-
not brought out via lead
black
Power supply, GND, see type plate for voltage range
brown
Power supply, see type plate for voltage range
grey
Status relay, floating status contact, common connection, contact rating
250 VAC/ 30 VDC max. 2 A (AC1), min. 1 mA/5 VDC,
reinforced insulation with respect to control interface, basic insulation on mains side in accordance
with EN 50124-1
orange
Status relay, floating status contact, make contact, contact rating
250 VAC/30 VDC max. 2 A (AC1), min. 1 mA/5 VDC,
reinforced insulation with respect to control interface, basic insulation on mains side in accordance
with EN 50124-1
yellow
Analogue input (set value) SELV, 0-10 V, Ri=100kΩ, parametrisable curve
brown
RS 485 interface for MODBUS, RSB; SELV, bus termination resistor provided by customer
white
RS 485 interface for MODBUS, RSA; SELV, bus termination resistor provided by customer
blue
Reference ground for control interface; SELV
red
Fixed voltage output 10 VDC, SELV, +10 V +/-3%, max. 10 mA, short-circuit-proof, power
supply for external devices (e.g. potentiometers)
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