Product Overview
The Allen-Bradley 1746-ITV16 is a fast-response discrete input module designed for the SLC 500 programmable controller family. This sourcing input module provides sixteen channels that accept a nominal input voltage of 24VDC, with an operating range of 10-30VDC. It is engineered for applications requiring rapid signal acquisition, such as encoder feedback, counting, and position monitoring. The 1746-ITV16 delivers reliable performance and simplifies wiring with its removable terminal block.
Technical Specifications
Below are the key technical parameters for the Allen-Bradley 1746-ITV16:
| Parameter |
Value |
| Brand |
Allen-Bradley |
| Module Type |
Fast response discrete input module |
| Series |
SLC 500 |
| Part Number |
1746-ITV16 |
| Manufacturer |
Rockwell Automation / Allen-Bradley |
| Nominal Input Voltage |
24 VDC |
| Input Voltage Range |
10-30 VDC |
| Wiring Configuration |
Source wiring configuration |
| Backplane Current Consumption |
0.085 A (85 mA at 5 VDC) |
| Signal Delay (Max) |
ON: 0.3 ms; OFF: 0.5 ms |
| Off-State Voltage (Max) |
5 VDC |
| Off-State Current (Max) |
1.0 mA (per spec list; 1.5 mA per description) |
| Nominal Input Current |
8 mA at 24 VDC |
| Number of Inputs |
16 |
Note: The off-state current is listed as 1.0 mA in the technical specifications and 1.5 mA in the product description. Please verify the exact value for your application.
Industry Applications
The 1746-ITV16 excels in high-speed counting and position monitoring on conveyors and packaging lines. It also serves well in discrete manufacturing for detecting rapid machine cycles. Its fast response makes it suitable for applications using encoders, totalizers, and data loggers.
Installation & Setup
Install the 1746-ITV16 into any SLC 500 chassis. Ensure the backplane power draw of 85 mA at 5 VDC is within the system budget. Wire field devices using source wiring configuration, connecting the positive side to the input. Use the removable terminal block for easy wiring and maintenance. Verify input voltage stays within 10-30 VDC.
Maintenance & Reliability
Regularly inspect the terminal block for loose connections. Keep the module within its operating temperature range of 0-60 °C and relative humidity of 5-95% noncondensing. The module's LED indicators help quickly verify input status. With no moving parts, the 1746-ITV16 offers long service life when operated within specs.
Compatibility & Integration
The 1746-ITV16 integrates seamlessly with all modular and fixed SLC 500 processors. It stores input data in the data image table for retrieval via ladder logic. The module provides optical coupling and filter circuitry for noise reduction.
Buying Guide
Before purchasing, confirm the 1746-ITV16 matches your required input voltage and channel count. For genuine Allen-Bradley parts and reliable service, consider PLC Source PRO as your supplier. We ensure authentic components and fast delivery.