Supply
|
| Voltage |
24 Vdc nom (20 to 30 Vdc) reverse polarity protected, ripple within voltage limits ≤ 5 Vpp. |
| Current Consumption |
70 mA with four 350 Ω load cells connected and with 20 mA output typical. |
| Power Dissipation |
1.4 W with 24 V supply voltage, four 350 Ω load cells connected and 20 mA output typical. |
| Max. power consumption |
at 30 V supply voltage, short circuit input, overload condition and PPC1090 connected, 2.2 W. |
Input
|
| Type |
up to four 350 Ω load cells (parallel connection). up to five 450 Ω load cells (parallel connection). up to ten 1000 Ω load cells (parallel connection). |
| A/D Conversion time |
100 ms. |
| Bridge supply voltage |
4.2 V nominal. |
| Bridge output signal |
1 to 4 mV/V. |
| Line resistance compensation |
≤ 10 Ω. |
Output
|
| Type |
0/4 to 20 mA, on max. 600 Ω load in source mode; V min. 5 V at 0 Ω load V max. 30 V in sink mode, current limited at 22 mA or 0/1 to 5 V or 0/2 to 10 V signal, limited at 11 V. |
| Resolution |
1 μA current output or 1 mV voltage output. |
| Response time |
≤ 50 ms (10 to 90 % step change). |
| Output ripple |
≤ 20 mVrms on 250 Ω load. |
Modbus Output
|
| Type |
Modbus RTU protocol up to 115.200 baud. |
Input performance
|
| Type |
Ref. Conditions 24 V supply, 250 Ω load, 23 ± 1 °C ambient temperature. |
| Accuracy after autocalibration |
≤ ± 0.05 % of full scale. |
| Linearity accuracy |
≤ ± 0.02 % of full scale of input range. |
| Temperature influence |
≤ ± 0.002 % of full scale of input range for a 1 °C change. |
| Supply voltage influence |
≤ ± 0.002 % of full scale of input range for a min to max supply voltage change. |
Analog output performance
|
| Type |
Ref. Conditions 24 V supply, 250 Ω load, 23 ± 1 °C ambient temperature. |
| Calibration accuracy |
≤ ± 0.05 % of full scale. |
| Linearity error |
≤ ± 0.05 % of full scale. |
| Supply voltage influence |
≤ ± 0.02 % of full scale for a min to max supply change. |
| Load influence |
≤ ± 0.02 % of full scale for a 0 to 100 % load resistance change. |
| Temperature influence |
≤ ± 0.01 % on zero and span for a 1 °C change. |
Isolation
|
| Test Voltage |
I.S. In/Out 1.5 KV; I.S. In/Modbus Out 1.5 KV; I.S. In/Supply 1.5 KV; Out/Supply 500 V; Modbus Out/Supply 500 V; Out/Modbus Out 500 V. |
Environmental conditions
|
| Operating |
temperature limits –20 to + 60 °C, relative humidity max 90 % non condensing, up to 35 °C. |
| Storage |
temperature limits – 45 to + 80 °C. |
Safety description
|
| Safety parameters |
Uo/Voc = 5.9 V, Io/Isc = 196 mA, Po/Po = 576 mW at terminals 9-10-11-12-13-14. Um = 250 Vrms, -20 °C ≤ Ta ≤ 60°C. |
Mounting
|
| Type |
EN/IEC60715 TH 35 DIN-Rail. |
| Weight |
about 155 g. |
| Connection |
by polarized plug-in disconnect screw terminal blocks to accomodate terminations up to 2.5 mm2. |
| Location |
Safe Area/Non Hazardous Locations or Zone 2, Group IIC T4, Class I, Division 2, Groups A, B, C, D Temperature Code T4 and Class I, Zone 2, Group IIC, IIB, IIA T4 installation. |
| Protection class |
IP 20 |
| Dimensions |
Width 22.5 mm, Depth 99 mm, Height 114.5 |
German