1769-IF8 Allen-Bradley CompactLogix Analog Input Module
$123.00
$320.00
Description
Allen-Bradley 1769-IF8/A CompactLogix Analog Input Module
Configured for analog signal acquisition in CompactLogix and MicroLogix 1500 I/O networks, the Allen-Bradley 1769-IF8/A (1769-IF8 Analog Input Module) provides direct physical/electrical conversion of 8-channel voltage and current input signals through differential or single-ended field connections.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1769-IF8/A |
| Brand | Allen-Bradley |
| Origin | USA |
| Weight | 1.00 lbs |
| Dimensions | 118 mm (H) x 87 mm (D) x 52.5 mm |
| Operating Temp | 0 to 60 deg C |
| Power Consumption | 3.24 W heat dissipation |
| Product Type | Analog Input Module |
| Series | CompactLogix / MicroLogix 1500 |
| Input Channels | 8 differential or single-ended analog inputs |
| Signal Range | 0 to 20 mA, 4 to 20 mA, +/-10 VDC, 0 to 10 VDC, 0 to 5 VDC, 1 to 5 VDC |
| Resolution | 16-bit unipolar; 15-bit plus sign bipolar |
| Input Impedance | Voltage: typically 220 kOhm; Current: 250 Ohm |
| Backplane Current Draw | 120 mA at 5 VDC; 70 mA at 24 VDC |
| Rated Working Voltage | 30 VAC / 30 VDC |
| Accuracy | +/-0.2% voltage; +/-0.35% current |
| Repeatability | +/-0.03% |
| Diagnostics | Over-range, under-range detection and process alarms |
EtherNet/IP and I/O Signal Processing Characteristics
The 1769-IF8/A uses Delta-Sigma analog-to-digital conversion technology for channel signal processing within Compact I/O architectures. Each input channel can be configured independently for voltage or current measurement, allowing mixed analog signal types within the same module.
The module supports common mode rejection performance greater than 60 dB at 50-60 Hz and provides diagnostic status information for abnormal input conditions. The I/O density scaling capability allows eight analog channels to be integrated within a CompactLogix local or expansion I/O configuration.
Frequently Asked Questions
Q: Can the 1769-IF8/A accept both voltage and current signals simultaneously?
A: Yes. Each analog input channel can be configured for voltage or current measurement according to the selected input range.
Q: What is the backplane power requirement of the module?
A: The module requires 120 mA at 5 VDC and 70 mA at 24 VDC from the Compact I/O backplane.
Q: What wiring method is recommended for field analog connections?
A: Shielded copper instrumentation cable such as Belden 8761 is recommended for analog signal wiring to reduce electrical interference.
Field Installation Guidelines
Install the 1769-IF8/A module on the Compact I/O system rail according to the controller platform installation procedure. Verify module seating, terminal connections, and I/O addressing before applying power.
Use shielded analog signal cables for field connections. Connect cable shields according to site grounding practices, typically at one designated grounding point to reduce ground loop effects. Separate analog signal wiring from high-voltage power cables and high-current switching conductors.
Confirm that field transmitters and sensors operate within the specified input voltage and current ranges before commissioning. Check channel configuration, scaling parameters, and diagnostic status indicators during system startup.
Features
Minimum Order Quantity (MOQ)
We welcome bulk orders and have a minimum order quantity of just one unit.
Certificates and Documentation
Upon request, we can provide all necessary documentation, including Certificates of Origin/Conformance and other required export documents.
Delivery Time
For items in stock, we aim to deliver within 1-3 days after payment confirmation. Items with specified lead times will be delivered according to the quoted schedule.
Payment Methods
We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% due before shipment. For RMB transfers, please contact us if you have an agent in China.
Warranty
We offer a standard one-year warranty on all new and original items. If you require an extended warranty, please contact us for additional cost details.
Refund and Return Policy
Your satisfaction is important to us. If you need to return an item, it must be done within 30 days of the order date. The product must be unused, unopened, and in its original packaging with all accessories included. Refunds are processed within 5-7 business days after we receive the returned item. Please note that shipping and related charges are non-refundable.
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