FEATURES
- SIL 2 / SC 3
- Input from Zone 0
- Installation in Zone 2
- Strain Gauge Bridge Isolated Converter
- Up to four 350 Ω load cells in parallel
- 0/4-20 mA sink/source output current
- Modbus RTU RS-485 for monitor & configuration
- Field Automatic Calibration
- Fully programmable operating parameters
- High Accuracy, μP controlled A/D converter
- Three port isolation, Input/Output/Supply
STATUS
Technical Data
Supply
|
| Type |
24 Vdc nom (18 to 30 Vdc), reverse polarity protected. |
| Current Consumption |
90 mA @ 24 Vdc with four 350 Ω load cells connected and 20 mA output, typical. |
| Power Dissipation |
2.1 W @ 24 Vdc with four 350 Ω load cells connected and 20 mA output, typical. |
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). |
| Integration time |
100 ms (slow) or 12.5 ms (fast). |
| Bridge supply voltage |
4.0 Vdc nominal. |
| Bridge output signal |
1 to 4 mV/V. |
Output
|
| Type |
0/4 to 20 mA, on max. 400 Ω load, current limited @ 24 mA. |
| Response time |
≤ 20 ms (10 to 90 % step). |
Alarm
|
| Trip point range |
within rated limits of the input sensor. |
| ON-OFF delay time |
0 to 1000 s, 100 ms step. |
| Hysteresis |
within rated limits of input sensor. |
| Output |
voltage free SPST photoMOS: 100 mA, 60 Vdc (≤ 1 V drop). |
Modbus interface
|
| Type |
Modbus RTU RS-485 up to 115.2 kbps for monitor/configuration/control. |
Input performance
|
| Ref. Conditions |
24 V supply, 250 Ω load, 23 ± 1 °C ambient temperature. |
| Calibration accuracy |
≤ ± 0.05 % FSR. |
| Linearity accuracy |
≤ ± 0.02 % FSR. |
| Temp. influence |
≤ ± 0.002 % FSR for a 1 °C change. |
Output performance
|
| Ref. Conditions |
24 V supply, 250 Ω load, 23 ± 1 °C ambient temperature. |
| Calibration accuracy |
≤ ± 0.05 % FS. |
| Linearity accuracy |
≤ ± 0.05 % FS. |
| Temp. influence |
≤ ± 0.01 % FS on zero/span for a 1 °C change. |
Isolation
|
| Test Voltage |
I.S. In/Out 2.5 kV; I.S. In/Modbus Out 2.5 kV; I.S. In/Supply 2.5 kV; Out/Supply 500 V; Modbus Out/Supply 500 V; Out/Modbus Out 500 V; Out/Alarm Out 500 V; Alarm Out/Modbus Out 500 V; Supply/Alarm Out 500 V. |
Environmental conditions
|
| Operating temperature |
temperature limits –40 to +70 °C. |
| Storage temperature |
temperature limits –45 to +80 °C. |
Safety description
|
| Equipment |
Associated apparatus and non-sparking electrical equipment. |
| Safety parameters |
Uo = 7.2 V, Io = 177 mA, Po = 471 mW at terminals 13-14-15-16-17-18. Um = 250 Vrms or Vdc, -40 °C ≤ Ta ≤ 70°C. |
Mounting
|
| Type |
DIN-Rail 35 mm, with or without Power Bus or on custom Term. Board. |
| Weight |
about 160 g. |
| Connection |
by polarized plug-in disconnect screw terminal blocks to accomodate terminations up to 2.5 mm² (13 AWG). |
| Dimensions |
Width 22.5 mm, Depth 123 mm, Height 120 mm. |
| Item information |
Value |
| Shipping weight: |
0,50 kg
|
| Item weight: |
0,30 kg
|
| Dimensions
( Length × Width × Height ):
|
16,00 × 14,00 × 14,00 cm |
| Zustand / Condition: |
Neu / New |
Product safety information
Manufacturer information:
G.M. International S.p.A
Via G. Mameli 53-55
Monza e Brianza
Villasanta, Italien, 20852
info@gminternational.com
https://gminternational.com/
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German