Supply voltage |
Load voltage L+ |
● Rated value (DC) |
24 V |
● Reverse polarity protection |
Yes |
Input current |
from load voltage L+ (without load), max. |
20 mA |
from backplane bus 5 V DC, max. |
120 mA |
Output voltage |
Power supply to the transmitters |
● Rated value (DC) |
24 V |
Power loss |
Power loss, typ. |
1.5 W |
Analog inputs |
Number of analog inputs |
8 |
permissible input current for current input (destruction limit), max. |
40 mA |
Input ranges |
● Voltage |
No |
● Current |
Yes |
● Thermocouple |
No |
● Resistance thermometer |
No |
● Resistance |
No |
Input ranges (rated values), currents |
● 0 to 20 mA |
Yes |
● Input resistance (0 to 20 mA) |
240 Ω |
● Input resistance (-20 mA to +20 mA) |
240 Ω |
● Input resistance (4 mA to 20 mA) |
240 Ω |
Cable length |
● shielded, max. |
800 m |
Analog value generation for the inputs |
Measurement principle |
Sigma Delta |
Integration and conversion time/resolution per channel |
● Resolution with overrange (bit including sign), max. |
16 bit |
● Integration time, parameterizable |
Yes |
● Integration time (ms) |
20 ms at 50 Hz; 16.6 ms at 60 Hz; 100 ms at 100 Hz |
● Interference voltage suppression for interference frequency f1 in Hz |
10 / 50 / 60 Hz |
Encoder |
Connection of signal encoders |
● for current measurement as 2-wire transducer |
Yes |
● for current measurement as 4-wire transducer |
Yes |
Errors/accuracies |
Operational error limit in overall temperature range |
● Current, relative to input range, (+/-) |
0.15 %; ±0.25 % @ < 0 °C or > 60 °C |
Basic error limit (operational limit at 25 °C) |
● Current, relative to input range, (+/-) |
0.1 % |
Interrupts/diagnostics/status information |
Diagnostics function |
Yes |
Alarms |
● Diagnostic alarm |
Yes |
● Limit value alarm |
Yes |
Diagnostic messages |
● Diagnostic information readable |
Yes |
Diagnostics indication LED |
● Group error SF (red) |
Yes |
Potential separation |
Potential separation analog inputs |
● between the channels and backplane bus |
Yes |
Isolation |
Isolation tested with |
500 |
Standards, approvals, certificates |
CE mark |
Yes |
UL approval |
Yes; File E239877 |
RCM (formerly C-TICK) |
Yes |
KC approval |
Yes |
EAC (formerly Gost-R) |
Yes |
Railway application |
● EN 50121-4 |
No |
● EN 50155 |
No |
Ambient conditions |
Ambient temperature during operation |
● min. |
-25 °C; = Tmin |
● max. |
70 °C; = Tmax; 60 °C @ UL/cUL use |
Ambient temperature during storage/transportation |
● min. |
-40 °C |
● max. |
70 °C |
Altitude during operation relating to sea level |
● Installation altitude above sea level, max. |
5 000 m |
● Ambient air temperature-barometric pressure-altitude |
Tmin ... Tmax at 1 140 hPa ... 795 hPa (-1 000 m ... +2 000 m) // Tmin ... (Tmax - 10 K) at 795 hPa ... 658 hPa (+2 000 m ... +3 500 m) // Tmin ... (Tmax -20 K) at 658 hPa ... 540 hPa (+3 500 m ... +5 000 m) |
Relative humidity |
● With condensation, tested in accordance with IEC 60068-2-38, max. |
100 %; RH incl. condensation/frost (no commissioning under condensation conditions) |
Resistance |
Use in stationary industrial systems |
— to biologically active substances according to EN 60721-3-3 |
Yes; Class 3B2 mold, fungus and dry rot spores (with the exception of fauna); Class 3B3 on request |
— to chemically active substances according to EN 60721-3-3 |
Yes; Class 3C4 (RH < 75 %) incl. salt spray acc. to EN 60068-2-52 (severity degree 3); * |
— to mechanically active substances according to EN 60721-3-3 |
Yes; Class 3S4 incl. sand, dust, * |
Use on ships/at sea |
— to biologically active substances according to EN 60721-3-6 |
Yes; Class 6B2 mold and fungal spores (excluding fauna); Class 6B3 on request |
— to chemically active substances according to EN 60721-3-6 |
Yes; Class 6C3 (RH < 75 %) incl. salt spray acc. to EN 60068-2-52 (severity degree 3); * |
— to mechanically active substances according to EN 60721-3-6 |
Yes; Class 6S3 incl. sand, dust; * |
Remark |
— Note regarding classification of environmental conditions acc. to EN 60721 |
* The supplied plug covers must remain in place over the unused interfaces during operation! |
Conformal coating |
● Coatings for printed circuit board assemblies acc. to EN 61086 |
Yes; Class 2 for high availability |
● Military testing according to MIL-I-46058C, Amendment 7 |
Yes; Discoloration of coating possible during service life |
● Qualification and Performance of Electrical Insulating Compound for Printed Board Assemblies according to IPC-CC-830A |
Yes; Conformal coating, Class A |
Connection method |
required front connector |
20-pin |
Dimensions |
Width |
40 mm |
Height |
125 mm |
Depth |
117 mm |
Weights |
Weight, approx. |
205 g |
last modified: |
11/10/2018 |