The 1769-OF4CI ALLEN-BRADLEY is a 4-channel isolated current analog output module designed for use in the CompactLogix system family. Engineered for demanding industrial applications, this module provides high-resolution current outputs with galvanic isolation between channels, making it ideal for controlling actuators, valves, and variable frequency drives in manufacturing, oil and gas, and water treatment processes. The module supports standard current loops and offers diagnostic features such as open-wire detection and over-range indication, ensuring reliable operation in harsh environments. Below is a comprehensive specification table derived from the module’s technical datasheet.
| Parameter |
Specification |
| Model Number |
1769-OF4CI |
| Product Type |
Analog Output Module – Isolated Current |
| Number of Outputs |
4 channels, individually isolated |
| Output Signal Range |
0-20 mA, 4-20 mA (software selectable per channel) |
| Resolution |
16-bit (0.1% of full scale typical) |
| Accuracy at 25°C |
±0.1% of full scale (typical) |
| Temperature Drift |
±50 ppm/°C (typical) |
| Channel-to-Channel Isolation |
500V AC/DC continuous |
| Channel-to-Backplane Isolation |
500V AC/DC continuous |
| Maximum Output Load |
500 ohms (at 20 mA) |
| Update Rate |
2.0 ms per channel (typical) |
| Output Ripple |
0.01% of full scale (typical) |
| Open Wire Detection |
Yes, per channel (software configurable) |
| Over-range Indication |
Yes, via status bits |
| Power Consumption |
1.5 W (typical) from backplane |
| Current Draw from Backplane |
30 mA at 5V DC, 50 mA at 24V DC |
| Operating Temperature |
0°C to 60°C (32°F to 140°F) |
| Storage Temperature |
-40°C to 85°C (-40°F to 185°F) |
| Relative Humidity |
5% to 95% non-condensing |
| Vibration Resistance |
5 g, 10-500 Hz (per IEC 60068-2-6) |
| Shock Resistance |
30 g, 11 ms (per IEC 60068-2-27) |
| Enclosure Type Rating |
Open-style (IP20 when mounted in panel) |
| Dimensions (H x W x D) |
87.6 mm x 35.0 mm x 87.6 mm (3.45 in x 1.38 in x 3.45 in) |
| Weight |
Approximately 0.12 kg (0.26 lb) |
| Compatible Bus |
CompactLogix backplane (1769 bus) |
| Supported Software |
RSLogix 5000, Studio 5000 |
| Certifications |
CE, cULus, ATEX (Zone 2), IECEx |
| Wiring |
Removable terminal block (screw-type) |
| Wiring Torque |
0.5-0.6 Nm (4.4-5.3 lb-in) |
| Wire Size |
0.5-1.5 mm² (AWG 20-16) |
What Does Our Clients Say
Mitsubishi MR-J4
Laura Navas
Great product!
2019/12/01
Keyence sensor
EQDR SALES
Original and fast!
2020/02/22