Overview
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | 1769-OF8V |
| Brand | Allen Bradley |
| Product Type | Analog Voltage Output Module |
| Product Family | Compact I/O |
| Number of Outputs | 8 single-ended channels |
| Output Signal Type | Voltage |
| Selectable Analog Output Ranges | +/- 10 VDC, 0 to 10 VDC, 0 to 5 VDC, 1 to 5 VDC |
| Full-Scale Analog Ranges | +/- 10.5 VDC, -0.5 to 10.5 VDC, -0.5 to 5.25 VDC, 0.5 to 5.25 VDC |
| Analog Data Formats | Raw / Proportional, Engineering Units, Scaled for PID, Percent of Full Range |
| Maximum Bus Current Draw at 5 VDC | 145 mA |
| Maximum Bus Current Draw at 24 VDC | 135 mA |
| Conversion Rate | 5 ms |
| Power Supply Distance Rating | 8 |
| Slot Width | 1 |
| Compatible Controllers | CompactLogix, MicroLogix 1500 |
| Series | A and B |
| Shipping Weight | 1.50 lb (0.68 kg) |
| Enclosure Type | Open |
| UPC | 662468861380 |
Analog Output Operation
The 1769-OF8V converts controller output data into voltage signals for connected field devices. Its eight channels support multiple voltage ranges, allowing the output configuration to match the requirements of the receiving equipment. Select the appropriate range for each application and verify the connected device’s permitted signal limits.
The module supports several analog data formats. Engineering Units and Percent of Full Range formats allow the controller program to work with values suited to the application, while PID-scaled data supports output commands associated with control loops. The selected format and output range must match the controller configuration.
Conversion Rate and Power Requirements
The specified conversion rate is 5 ms. This parameter describes the analog conversion timing and should not be interpreted as a guaranteed total control-loop response time, which also depends on controller execution, module update behavior, and the connected equipment.
The module draws up to 145 mA from the 5 VDC bus and 135 mA from the 24 VDC bus. These values should be included when checking the available power budget of the Compact I/O system. The power supply distance rating of 8 is a separate installation constraint and does not represent the number of output channels.
Installation and Configuration Considerations
Before commissioning, verify the controller platform, module placement, output voltage range, data format, and field wiring against the applicable hardware documentation. The supplied specifications identify an open enclosure and a one-slot width, but do not establish additional environmental protection or isolation characteristics.
The source also lists solid wire sizes of 22-14 AWG and stranded wire sizes of 22-16 AWG, although the original notation is ambiguous. Confirm the permitted conductor sizes and terminal requirements using the documentation for the exact module revision.
Frequently Asked Questions
Q: How many analog output channels does the 1769-OF8V provide?
A: It provides eight single-ended voltage output channels. Each channel must use an appropriate output range for the connected device.
Q: Which voltage ranges does the 1769-OF8V support?
A: The listed selectable ranges are +/- 10 VDC, 0 to 10 VDC, 0 to 5 VDC, and 1 to 5 VDC. The corresponding full-scale ranges extend beyond some nominal endpoints, so distinguish the selectable operating range from the specified full-scale range during configuration.
Q: Which controllers are listed as compatible with the 1769-OF8V?
A: The supplied information lists CompactLogix and MicroLogix 1500 controllers. Verify the specific controller model, system configuration, and applicable hardware documentation before installation.
Reviews
There are no reviews yet.