Product Description
Turck IM31-12EX-I Analog signal isolator
The Turck IM31-12EX-I is an analog signal isolator. Signal type analog input, one channel, protection class IP20, supply wide-range voltage, ambient temperature from -25 °C, housing made of plastic. Ident no. 7506321, EAN 4047101116892.
Features
- Transmission of normalized analog signals from an Ex area to a non-Ex area
- Input circuit: 0/2…10 V or 0/4…20 mA
- Output circuit: 2 × 0/4…20 mA
- Complete galvanic isolation
- Input reverse-polarity protected
- ATEX, IECEx, UL, CFMUS, TR CU, NEPSI, KOSHA
- For use in Zone 2
Technical data
Mechanical data (8)
| Dimensions |
104 mm x 18 mm x 110 mm |
| Housing material |
Plastic, Polycarbonate/ABS |
| Electrical connection |
4 x 3-pin removable terminal blocks, reverse polarity protected, screw terminal |
| Terminal cross-section |
1 × 2.5 mm²/2 × 1.5 mm² |
| Design |
Modular housing |
| Suitable for row installation |
yes |
| Tightening torque |
0,5 Nm |
| Mounting instructions |
DIN rail (NS35) or panel |
Power supply (7)
| Operating voltage UB |
20…250 VAC |
| Operating voltage UB |
20…125 VDC |
| Frequency |
40…70 Hz |
| Nominal voltage |
Wide voltage range |
| Power consumption |
≤ 2,2 W |
| Nominal voltage |
Universal voltage supply unit |
| Power supply |
widerange |
Tests/approvals (7)
| Important note |
For Ex-applications the values specified in the corresponding Ex certificates (ATEX, IECEx, UL, etc.) apply. |
| Approvals |
ATEX, IECEx, UL, cFMus, TR CU, NEPSI, Metrological Approval Russia |
| Ex approval acc. to conformity certificate |
IECEx TUN 06.0011X |
| Ex approval acc. to conformity certificate |
TÜV 04 ATEX 2679 |
| Device designation |
II (1) G; II (1) D [Ex ia Ga] IIC/IIB; [Ex ia Da] IIIC |
| Ex approval acc. to conformity certificate |
TÜV 06 ATEX 553387 X |
| Device designation |
II 3 G Ex nA [ic Gc] IIC/IIB T4 Gc |
Outputs (5)
| Fall time (90…10 %) |
≤50 ms |
| Load resistance current output |
≤0,5 kΩ |
| Output current |
0/4…20 mA |
| Output current |
0/4…20 mA |
| Rise time (10…90 %) |
≤50 ms |
Displays/controls (5)
| Power on display |
Green |
| position, a dead-zero signal at the |
the outputs. In "LZ" switch |
| Ausgängen im Nicht-Ex-Bereich to the |
Verfügung gestellt. In |
| Schalterstellung LZ″ wird ein Dead-zero-Signal |
(0…10 V bzw. |
| 0...20 mA) am Input in ein Live-zero-Signal output umgewandelt. |
(4…20 mA) am |
Inputs (4)
| Input current |
0/4…20 mA |
| Input resistance (current) |
≤ 50 Ω |
| Input resistance (voltage) |
≥ 50 kΩ |
| Voltage input |
0/2…10 VDC VDC |
Ambient conditions (4)
| Ambient temperature |
-25...+70 °C -25 ... +60 °C for UL, FM |
| Storage temperature |
-40…+80 °C |
| Relative humidity |
95 % |
| Protection class |
IP20 |
Accuracy/deviation (3)
| Reference temperature |
23 °C |
| Measuring accuracy (including linearity, hysteresis and repeatability) |
≤ 0,1 % v. E. |
| Temperature drift |
≤0,005 % v.E. / K |
General data (2)
| Device type |
Analog signal isolator - Input field side |
| Signal type |
Analog input |
Electrical data (1)
Inputs/Outputs (1)
Galvanic isolation (1)
Standards/directives (1)
| Flammability class acc. to UL 94 |
V-0 |
Delivery time and availability
For urgent orders please ask us for the exact delivery time in advance; on request we check express shipping.
Your Benefits With Us
- Worldwide shipping of all Turck fieldbus and interface products
- Large stock levels for many products – current lead time available on request
- Terminal blocks, terminating resistors, gateways and connection cables available on request
- Fast shipping via UPS (parcel) or freight forwarder (pallets), express delivery available on request
- Extensive hands-on application know-how
- Personal advice on selecting the right component
- Resellers receive volume-based discounts on request
- Large companies, public authorities and government agencies can order on account (request via our contact form)
