| Specification |
GRV-ITR-12 |
| Input Ranges (Ohms) |
400 k, 200 k, 100 k, 50 k, 40 k, 20 k, 10 k, 5 k, 4 k, 2 k, 1 k, 500 and Autorange |
| Accuracy, normal mode (Ohms @ Range) |
0.1%; specific values for indicated range:
400@400 k, 200@200 k, 100@100 k, 50@50 k, 40@40 k, 20@20 k, 10@10 k, 5@5 k, 4@4 k, 2@2 k, 1@1 k, 0.5@500 |
| Accuracy, fast ADC mode (Ohms @ Range) |
0.5%; specific values for indicated range:
2000@400 k, 1000@200 k, 500@100 k, 250@50 k, 200@40 k, 100@20 k, 50@10 k, 25@5 k, 20@4 k, 10@2 k, 5@1 k, 2.5@500 |
| Excitation Current (Range & Load Watts Dissipated) |
>7.9 µA (400 K & 25 µW), (200 K & 12.4 µW), (100 K & 6.2 µW), (50 K & 3.1 µW),
>84.7 µA (40 K & 287 µW), (20 K & 144 µW), (10 K & 72 µW), (5 K & 36 µW),
>169.2 µA (4 K & 115 µW), (2 K & 57 µW), (1 K & 29 µW), (500 & 14 µW) |
| Analog Data Filtering |
-3 dB @ 2.4 Hz
-25 dB @ 60 Hz |
| Software Filtering: Simple Moving Average |
1 to 32 readings |
| Software Filtering: Weighted Average |
1 to 4096 |
| Data Refresh Time (normal mode) |
900 ms |
| Data Refresh Time (fast ADC mode) |
450 ms |
| Step Input Response Time (normal mode) |
900 ms x SMA value (for example, 28.8 s @ 32 SMA, Default SMA = 4) |
| Step Input Response Time (fast ADC mode) |
450 ms x SMA value (for example, 14.4 s @ 32 SMA, Default SMA = 4) |
| Problem Indication |
out of range |
| Isolation (field-to-logic) |
300 V working, 1500 V transient (1 minute) |
| Isolation (channel-to-channel) |
300 V between channel group 0–5 & channel group 6–11. None within a group. |
| Number of Channels |
12 |
| Chassis Power Consumption |
1.3 W |
| Minimum groov EPIC Firmware Version |
1.3.0 |
| Minimum PAC Project Version |
10.2000 |
| Minimum Library Package for CODESYS Version |
1.0.0.0 |
| Wire Size |
28–14 AWG |
| Torque, connector screw |
2.5 in-lb (0.28 N-m) |
| Torque, hold-down screw |
3.5 in-lb (0.4 N-m) |
| Temperature (operating) |
-20 °C to +70 °C |
| Temperature (storage) |
-40 °C to +85 °C |
| Humidity (non-condensing) |
5–95% RH |
| Agency Approvals |
UL/cUL(Class 1 Div. 2), CE, ATEX(Category 3, Zone 2), RoHS, DFARS |
| Warranty |
Lifetime |