FEATURES
- SIL 2 / SC 3
- mV, TC, 2/3/4wire res./RTD or potentiometer input
- Two independent Trip Amplifiers (SPDT relay contacts)
- Inversion/scaling/custom output
- Selectable CJC: internal PT1000, external RTD or fixed
- Burnout/internal/cjc/in sensor fault monitor
- Alarm output with user-settable trip points
- Modbus RTU RS-485 for monitor & configuration
- Fully programmable operating parameters
- High Accuracy, µP controlled A/D converter
- Three port isolation, Input/Output/Supply
Technical Data
Supply
|
| Type |
24 Vdc nom (18 to 30 Vdc), reverse polarity protected. |
| Current Consumption |
72 mA @ 24 Vdc with 20 mA output and relays energized, typical. |
| Power Dissipation |
1.7 W @ 24 Vdc with 20 mA output and relays energized, typical. |
Input
|
| Type |
Millivolt, thermocouple, 2-3-4 wire RTD or 3 wire transmitting potentiometer. Refer to Instruction Manual for more details. |
| Integration time |
from 50 ms to 500 ms. |
| Input range |
-500 to +500 mV for TC/mV, 0-4 kΩ for resistance. |
Output
|
| Type |
0/4 to 20 mA, on max. 300 Ω load, current limited @ 24 mA. |
| Transfer characteristic |
linear, direct or reverse on all input sensors. |
Alarm
|
| Trip point range |
within rated limits of input sensor. |
| Output |
two voltage free SPDT relay contacts. |
| Contact rating |
4 A 250 Vac 1000 VA, 4 A 250 Vdc 120 W (resistive load). |
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, slow integration speed, 4 wires configuration for RTD. |
| Calibration and linearity accuracy |
refer to Instruction Manual. |
| Temp. influence |
≤ ± 2 µV on mV/Tc, ± 20 mΩ on RTD (≤ 300 Ω @ 0°C) or ± 200 mΩ on RTD (> 300 Ω @ 0°C), ± 0.02 % on pot. for a 1 °C change. |
| Ref. junction compensation accuracy |
≤ ±3 °C (internal CJC), ≤ ±1.5 °C (external local CJC), according to RTD (external remote CJC). Refer to Instruction Manual. |
Output performance
|
| Ref. Conditions |
24 V supply, 250 Ω load, 23 ± 1 °C ambient temperature, slow integration speed, 4 wires configuration for RTD. |
| Calibration accuracy |
≤ ± 10 µA. |
| Linearity accuracy |
≤ ± 10 µA. |
| Temp. influence |
≤ ± 2 µA/°C. |
Isolation
|
| Test Voltage |
In/Out 2.5 kV; In/Supply 2.5 kV; In/Alarms 2.5 kV; Out/Supply 500 V; Out/Alarms 1.5 kV; Alarms/Supply 1.5 kV; Alarms/Alarms 1.5 kV. |
Environmental conditions
|
| Operating temperature |
temperature limits –40 to +70 °C. |
| Storage temperature |
temperature limits –45 to +80 °C. |
Mounting
|
| Type |
DIN-Rail 35 mm, with or without Power Bus. |
| Weight |
about 195 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. |
| 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 srl
Via G. Mameli 53-55
Monza e Brianza
Villasanta, Italien, 20852
info@gminternational.com
https://gminternational.com/
German