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K3G450-AZ30-31
4.5 Connection screen
No.
Conn.
Designation
KL 1
1
L1
KL 1
2
L2
KL 1
3
L3
PE
PE
KL 2
1
NO
KL2
2
COM
KL2
3
NC
KL 3
1
RSA
KL 3
2
RSB
KL 3
3 / 10
GND
KL 3
4
Ain1 U
KL 3
5
+ 10 V
KL 3
6
Ain1 I
KL 3
7
Din1
KL 3
8
Din2
KL 3
9
Din3
KL 3
11
Ain2 U
KL 3
12
+ 20 V
KL 3
13
Ain2 I
KL 3
14
Aout
Item no. 51313-5-9970 · ENG · Revision 82539 · Release 2014-05-08 · Page 9 / 12
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
Function / assignment
Mains supply connection, supply voltage 3~380-480 VAC; 50/60 Hz
Mains supply connection, supply voltage 3~380-480 VAC; 50/60 Hz
Mains supply connection, supply voltage 3~380-480 VAC; 50/60 Hz
Earth connection, PE connection
Status relay, floating status contact; normally open; close with error
Status relay; floating status contact; changeover contact; common connection; contact rating 250 VAC / max.
2 A (AC1) / min. 10 mA
Status relay, floating status contact; break with error
Bus connection RS-485, RSA, MODBUS RTU; SELV
Bus connection RS-485, RSB, MODBUS RTU; SELV
Signal ground for control interface; SELV
Analogue input 1, set value: 0-10 V, Ri = 100 kΩ, parametrisable curve, only usable as alternative to input
Ain1; SELV
Fixed voltage output 10 VDC, +10 V ±3%, max. 10 mA, short-circuit-proof, power supply for external
devices (e.g. potentiometer), SELV
Analogue input 1, set value: 4-20 mA; Ri = 100 Ω, parametrisable curve, only usable as alternative to input
Ain1 U; SELV
Digital input 1: enabling of electronics,
enabling: open pin or applied voltage 5-50 VDC
disabling: bridge to GND or applied voltage <1 VDC
reset function: triggers software reset after a level change to <1 VDC; SELV
Digital input 2: parameter set switch 1/2, according to EEPROM setting, the valid/used parameter set can be
selected via bus or via digital input DIN2.
Parameter set 1: open pin or applied voltage 5-50 VDC
Parameter set 2: bridge to GND or applied voltage <1 VDC; SELV
Digital input 3: controller function of integrated controller, according to EEPROM setting, the controller function
of the integrated controller is normally/inversely selectable per bus or per digital input
normal: open pin or applied voltage 5-50 VDC
inverse: bridge to GND or applied voltage <1 VDC; SELV
Analogue input 2, actual value: 0-10 V, Ri = 100 kΩ, parametrisable curve, only usable as alternative to input
Ain2; SELV
Fixed voltage output 20 VDC, +20 V +25/-10%, max. 50 mA, short-circuit-proof, power supply for external
devices (e.g. sensors); SELV
Analogue input 2, actual value: 4-20 mA, Ri = 100 Ω, parametrisable curve, only usable as alternative to
input Ain2 U; SELV
Analogue output 0-10 VDC, max. 5 mA, output of the current motor level control coefficient / motor speed
parametrisable curve; SELV
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