Operating instructions
W3G990-GZ02-91
`
II 2G Ex d e ib IIB T3 Gb
IBExU14ATEX1123 X /05
`
Translation of the original operating instructions
54008-4-8670
5.5 Connection screen
Shading => terminals not assigned
No.
Conn.
Designation
Function / assignment
1
PE
Earth connection, PE connection
1
L1
Mains supply connection, supply voltage 3-phase, 380- 440 VAC, 50/60 Hz
1
L2
Mains supply connection, supply voltage 3-phase, 380- 440 VAC, 50/60 Hz
1
L3
Mains supply connection, supply voltage 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 (SELV)
2
RSB
Bus connection RS485; RSB; MODBUS RTU; double terminal (SELV)
2
GND
Signal ground for control interface (SELV)
2
Ain1 U
Analogue input 1, set value: 0-10 V, Ri = 100 kΩ, parametrisable curve, only for use as alternative to input
Ain1; SELV
2
+10 V
Fixed voltage output 10 VDC, +10 V +/-3%, max. 10 mA, short-circuit-proof, power supply for ext. devices
(e.g. potentiometer); SELV
2
Ain1 I
Analogue input 1, set value: 4-20 mA; Ri = 100 Ω, parametrisable curve, only for use as alternative to input
Ain1 U; SELV
2
Din 1
Digital input 1: Enabling of electronics,
Enabling: Pin open 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
2
Aout
Analogue output 0-10 VDC, max. 5 mA, output of the current motor level control coefficient / motor speed
parametrisable curve; SELV
2
Din 2
Digital input 2: Parameter set 1/2 switching, depending on EEPROM setting, the valid/used parameter set can
be selected via the bus or via the 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: Controller function of integrated controller; depending on EEPROM setting, normal / inverse can
be selected for the controller function of the integrated controller via the bus or the digital input
Normal: Pin open or applied voltage 5-50 VDC
Inverse: bridge to GND or applied voltage <1 VDC; SELV
2
Ain2 U
Analogue input 2, actual value: 0-10 V, Ri = 100 kΩ, parametrisable curve, only usable as alternative to input
Ain2; SELV
2
+20 V
Fixed voltage output 20 VDC, +20 V +25/-10%, max. 50 mA, short-circuit-proof, power supply for ext.
devices (e.g. sensors); SELV
Alternatively: +24 V DC input for parametrisation via MODBUS without mains power
2
Ain2 I
Analogue input 2, actual value: 4-20 mA, Ri = 100 Ω, parametrisable curve, only for use 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. 54008-5-9970 · ENG · Revision 87791 · Release 2016-04-29 · 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
