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1794-ID2 | Allen-Bradley FLEX I/O Input Module, 2-Input Incremental Encoder
- Regular price
- $1,075.00
- Sale price
- $1,075.00
- Regular price
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Product Description P/N: 1794-ID2
Description
The Allen-Bradley 1794-ID2 is a high-speed counter input module for the FLEX I/O platform, providing accurate pulse and position detection for demanding applications. It features four inputs per counter and supports a wide on-state voltage range from 6 to 26.4 VDC. Designed for fast response, it operates at counting frequencies up to 100 kHz and integrates easily into distributed control systems.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Allen-Bradley |
| Category | I/O Modules |
| Part Number | 1794-ID2 |
| Subcategory | High-Speed Input Module |
| Manufacturer | Rockwell Automation |
| Product Type | Channel Incremental Encoder Module |
| Inputs per Counter | 4 |
| Counting Frequency | 100 kHz max. |
| On-State Voltage (Min) | 6 VDC |
| On-State Voltage (Max) | 26.4 VDC |
| On-State Current (Min) | 3 mA @ 6 VDC |
| On-State Current (Max) | 15 mA @ 24 VDC |
| Off-State Voltage (Max) | 3 VDC |
| Isolation Voltage | 500 V AC |
| Flexbus Current | 5 mA @ 5 VDC |
| Power Dissipation | 17.1 BTU/hr @ 26.4 VDC |
| Dimensions | Approx. 46 mm × 94 mm × 53 mm |
| Enclosure Style | Open type, FLEX I/O |
| Mounting | DIN Rail / FLEX Terminal Base |
Information About 1794-ID2
The 1794-ID2 is part of the Allen-Bradley FLEX I/O family, offering modular and space-efficient input capability for decentralized automation architectures. Built with optically isolated input channels, the module supports complementary and non-complementary pulse signals, enhancing compatibility with a variety of encoders and pulse transmitters. Its design incorporates integration through a FLEX I/O adapter, enabling seamless communication with PLCs over multiple network options. Typical uses include high-speed counting, machine positioning, and monitoring of rapid digital pulse events in material handling, motion systems, and industrial equipment.
Key Features:
- High-Speed Counting: Supports counting frequencies up to 100 kHz for rapid pulse applications.
- Four Inputs per Counter: Accommodates complementary and non-complementary encoder signals.
- Wide Operating Voltage Range: Accepts 6–26.4 VDC on-state voltages for flexible device compatibility.
- Optical Isolation: 500 V AC isolation enhances reliability and noise immunity.
- Low Flexbus Current Draw: Consumes only 5 mA at 5 VDC, reducing backplane load.
- Compact FLEX I/O Design: Fits into distributed I/O systems with quick-install terminal bases.
- Status Indicators: Multiple LED indicators provide visual confirmation of input states and diagnostics.
- DIN Rail Mounting: Easy installation within existing FLEX I/O architectures.
The 1794-ID2 delivers the reliability and precision required for high-speed counting and pulse monitoring in industrial automation.
Description
The Allen-Bradley 1794-ID2 is a high-speed counter input module for the FLEX I/O platform, providing accurate pulse and position detection for demanding applications. It features four inputs per counter and supports a wide on-state voltage range from 6 to 26.4 VDC. Designed for fast response, it operates at counting frequencies up to 100 kHz and integrates easily into distributed control systems.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Allen-Bradley |
| Category | I/O Modules |
| Part Number | 1794-ID2 |
| Subcategory | High-Speed Input Module |
| Manufacturer | Rockwell Automation |
| Product Type | Channel Incremental Encoder Module |
| Inputs per Counter | 4 |
| Counting Frequency | 100 kHz max. |
| On-State Voltage (Min) | 6 VDC |
| On-State Voltage (Max) | 26.4 VDC |
| On-State Current (Min) | 3 mA @ 6 VDC |
| On-State Current (Max) | 15 mA @ 24 VDC |
| Off-State Voltage (Max) | 3 VDC |
| Isolation Voltage | 500 V AC |
| Flexbus Current | 5 mA @ 5 VDC |
| Power Dissipation | 17.1 BTU/hr @ 26.4 VDC |
| Dimensions | Approx. 46 mm × 94 mm × 53 mm |
| Enclosure Style | Open type, FLEX I/O |
| Mounting | DIN Rail / FLEX Terminal Base |
Information About 1794-ID2
The 1794-ID2 is part of the Allen-Bradley FLEX I/O family, offering modular and space-efficient input capability for decentralized automation architectures. Built with optically isolated input channels, the module supports complementary and non-complementary pulse signals, enhancing compatibility with a variety of encoders and pulse transmitters. Its design incorporates integration through a FLEX I/O adapter, enabling seamless communication with PLCs over multiple network options. Typical uses include high-speed counting, machine positioning, and monitoring of rapid digital pulse events in material handling, motion systems, and industrial equipment.
Key Features:
- High-Speed Counting: Supports counting frequencies up to 100 kHz for rapid pulse applications.
- Four Inputs per Counter: Accommodates complementary and non-complementary encoder signals.
- Wide Operating Voltage Range: Accepts 6–26.4 VDC on-state voltages for flexible device compatibility.
- Optical Isolation: 500 V AC isolation enhances reliability and noise immunity.
- Low Flexbus Current Draw: Consumes only 5 mA at 5 VDC, reducing backplane load.
- Compact FLEX I/O Design: Fits into distributed I/O systems with quick-install terminal bases.
- Status Indicators: Multiple LED indicators provide visual confirmation of input states and diagnostics.
- DIN Rail Mounting: Easy installation within existing FLEX I/O architectures.
The 1794-ID2 delivers the reliability and precision required for high-speed counting and pulse monitoring in industrial automation.