Operating instructions
K3G560-AP23-90
`
II 2G Ex db eb ib IIB T3 Gb
IBExU14ATEX1122 X /04
`
Translation of the original operating instructions
54006-4-8670
5.5 Connection diagram
Drawing preliminary!
Shaded => terminals not used
No.
Conn.
Designation
Function/assignment
1
PE
Ground connection, PE connection
1
L1
Supply connection, power supply 3-phase 380-440 VAC, 50/60 Hz
1
L2
Supply connection, power supply 3-phase 380-440 VAC, 50/60 Hz
1
L3
Supply connection, power supply 3-phase 380-440 VAC, 50/60 Hz
1
HZ
not used (optional: internal heating element)
2
RSA
Bus connection RS485, RSA, MODBUS RTU; double terminal point (SELV)
2
RSB
Bus connection RS485, RSB, MODBUS RTU; double terminal point (SELV)
2
GND
Reference ground for control interface (SELV)
2
Ain1 U
Analog input 1, set value: 0-10 V, Ri = 100 kΩ, adjustable curve, only usable as alternative to input Ain1 I;
SELV
2
+10 V
Fixed voltage output 10 VDC, +10 V ±3%, max. 10 mA, short-circuit-proof power supply for external devices
(e.g. pot); SELV
2
Ain1 I
Analog input 1, set value: 4-20 mA, Ri = 100 Ω, adjustable curve, only usable as alternative to input Ain1 U;
SELV
2
Din 1
Digital input 1: enable electronics,
enable: pin open or applied voltage 5-50 VDC
disable: bridge to GND or applied voltage < 1 VDC
reset function: triggers software reset after a level change to < 1 VDC; SELV
2
Aout
Analog output 0-10 VDC, max. 5 mA, output of current motor modulation level / motor speed
adjustable curve; SELV
2
Din 2
Digital input 2: Switching parameter sets 1/2, according to EEPROM setting, the valid or used parameter set
can be selected via bus or via digital input DIN2.
Parameter set 1: pin open or applied voltage 5-50 VDC
Parameter set 2: bridge to GND or applied voltage < 1 VDC; SELV
2
Din 3
Digital input 3: Direction of action of integrated controller, according to EEPROM setting, the direction of action
of the integrated controller can be selected as normal/inverse via bus or digital input
Normal: Pin open or applied voltage 5-50 VDC
Inverse: Bridge to GND or applied voltage < 1 VDC; SELV
2
Ain2 U
Analog input 2, measured value: 0-10 V, Ri = 100 kΩ, adjustable curve, only usable as alternative to input
Ain2 I; SELV
2
+20 V
Fixed voltage output 20 VDC, +20 V +25/-10%, max. 50 mA, short-circuit-proof power supply for external
devices (e.g. sensors); SELV
or: +24 VDC input for parameter setting via MODBUS without line voltage
2
Ain2 I
Analog input 2, measured value: 4-20 mA, Ri = 100 Ω, adjustable curve, only usable as alternative to input
Ain2 U; SELV
2
NO
Status relay, floating status contact; make for failure
2
COM
Status relay, floating status contact, common connection, contact rating 250 VAC / max. 2 A (AC1) / min. 10
mA
2
NC
Status relay; floating status contact, break for failure
Item no. 54006-5-9970 · ENU · Change 93219 · Approved 2018-02-08 · Page 13 / 16
ebm-papst Mulfingen GmbH & Co. KG · Bachmühle 2 · D-74673 Mulfingen · Phone +49 (0) 7938 81-0 · Fax +49 (0) 7938 81-110 · [email protected] · www.ebmpapst.com