Allen-Bradley 1756-IF16 Analog Input Module – ControlLogix 16-Point Voltage/Current Input
1756-IF16
ControlLogix Analog Input Module
16-Point Analog Input
Place of Origin:
USA
Brand Name:
Allen-Bradley
1756-IF16
,ControlLogix Analog Input Module
,16-Point Analog Input
1756-IF16 Analog Input Module
The Allen-Bradley 1756-IF16 is a ControlLogix analog input module for acquiring voltage and current signals from field devices in industrial monitoring and control systems.
Application & Failure Scenarios
Used in ControlLogix systems to collect analog measurements from process transmitters and other voltage- or current-output instruments. Typical maintenance searches occur when input values stop updating, readings become abnormal, or an I/O fault interrupts signal acquisition.
Technical Specifications
Additional Parameters
1756-IF16 at a Glance
Additional Electrical Data & Resolution
| Parameter | Specification |
|---|---|
| Resolution at ±10.25 V | 320 µV/count, 15 bits plus sign |
| Resolution at 0–10.25 V | 160 µV/count, 16 bits |
| Resolution at 0–5.125 V | 80 µV/count, 16 bits |
| Resolution at 0–20.5 mA | 0.32 µA/count, 16 bits |
| Maximum input overvoltage | Voltage: 30 V DC; current: 8 V DC |
| Normal-mode noise rejection | Greater than 80 dB at 50/60 Hz |
| Common-mode noise rejection | Greater than 100 dB at 50/60 Hz |
| Channel bandwidth | 15 Hz (-3 dB) |
| Settling time | Less than 80 ms to 5% of full scale |
| Calibrated accuracy at 25 °C | Voltage: better than 0.05% of range; current: better than 0.15% of range |
| Offset drift | 45 µV/°C |
| Gain drift with temperature | Voltage: 15 ppm/°C; current: 20 ppm/°C |
| Module error | Voltage: 0.1% of range; current: 0.3% of range |
| Onboard data alarming | Supported |
| Scaling to engineering units | Supported |
| Module keying | Electronic, software configurable |
Configuration & Wiring Considerations
- Select the supported input mode and signal range to match the field device.
- Use the correct terminal assignments for the selected single-ended or differential wiring arrangement.
- Current-input wiring requires the designated current-return terminals and the appropriate loop arrangement.
- Channel configuration, filtering, and sampling behavior depend on the selected operating mode.
Product Identification
Catalog number: 1756-IF16. This ControlLogix module provides 16 configurable analog input points for voltage and current signals. The module occupies one chassis slot; the removable terminal block is a separate accessory.
Warehouse & Parts Handling
Organized industrial parts handling supports order preparation, identification, and shipment coordination.
Organized Inventory Handling
Parts are identified and prepared for order processing, with attention to catalog labels and appropriate protective packaging.
Delivery & Warranty
| Inspection | Catalog-label and item checks; functional testing depends on product condition and available test facilities. |
| Packaging | Protective packaging appropriate to the shipment and transport requirements. |
| DOA / returns | Report a non-working-on-arrival item promptly with the order reference, label photos, and fault details. Return authorization is handled under the agreed sales terms. |
| Warranty | Coverage period, exclusions, and remedies are specified in the quotation or order confirmation. Incorrect installation, wiring damage, and misuse are subject to the agreed warranty terms. |
Industrial Parts Sourcing, Kept Practical.
Contact Miya Zheng for product availability, quotations, and order coordination.
sales@amikon.cn WhatsApp +86 180 2077 6792Frequently Asked Questions
1. What is the Allen-Bradley 1756-IF16 used for?
It acquires analog voltage and current signals in a ControlLogix system for process monitoring and controller-based applications.
2. Which input signals does the 1756-IF16 support?
Supported ranges include ±10 V, 0–10 V, 0–5 V, and 0–20 mA. Select the range and wiring arrangement appropriate to the field signal.
3. Is the removable terminal block included?
The 1756-TBCH and 1756-TBS6H are terminal-block options that are ordered separately. Confirm the required accessory when placing an order.
4. Can the 1756-IF16 directly replace another analog input module?
Compatibility depends on the catalog number, isolation requirements, input configuration, terminal wiring, and controller setup. Confirm these details before replacement.
5. What details are needed for a quotation?
Provide the part number, quantity, destination, required date, and machine/system model to help coordinate the quotation.
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