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1794-IJ2 - 2CH 4-20mA Isolated Input - Industrial Rugged Hot-Swap Analog Module

1794-IJ2 - 2CH 4-20mA Isolated Input - Industrial Rugged Hot-Swap Analog Module

MOQ: 1
Price: Negotiable
Standard Packaging: 50*50*50mm
Delivery Period: 3-7
Payment Method: T/T
Supply Capacity: 1/piece in stock
Detail Information
Place of Origin
America
Brand Name
Allen Bradley
Certification
3C
Model Number
1794-IJ2
Storage Temperature:
-40 To 85 Degrees Celsius
Module Type:
High-Speed Counter Module
Input Type:
Single-Channel
Manufacturer:
Rockwell Automation
Special Characteristic:
Standard
Type:
Module
Firmware Version:
Full Version
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Product Description
1794-IJ2 - 2CH 4-20mA Isolated Input - Industrial Rugged Hot-Swap Analog Module
Attribute Value
Storage Temperature -40 to 85 degrees Celsius
Module Type High-Speed Counter module
Input Type Single-Channel
Manufacturer Rockwell Automation
Special Characteristic Standard
Type module
Firmware Version Full version
Product Overview

The Allen-Bradley 1794-IJ2 FLEX I/O™ 16-Channel Sinking Input Module is engineered for reliable digital signal acquisition in extreme industrial conditions. Featuring IP67-rated epoxy encapsulation (-40°C to +70°C), it withstands high-pressure washdowns, oils, and corrosive chemicals. Supporting 24V DC sinking inputs with built-in 1.5kV surge suppression per channel, it integrates 500V AC optical isolation and dual-LED diagnostics (green/red indicators). Tool-free 1794-TB3 push-lock terminals enable rapid wiring, while software-configurable filtering (0.1-16ms) eliminates electrical noise. Compatible with Studio 5000®, it delivers precision signal processing for sensors and switches in Rockwell Automation's distributed FLEX architecture.

Critical Technical Specifications
  • Input Voltage: 10-30V DC (ON-state min. 15V DC @ 6mA)
  • Isolation: 500V AC (channel-to-backplane reinforced per IEC 61131-2)
  • Response Time: ≤1ms ON/OFF (adjustable via software filtering)
  • Surge Protection: 1.5kV clamping per IEC 61000-4-5
  • Power Consumption: 85mA @ 5V DC / 0.45W per point
  • Connection: Tool-free spring terminals (0.5-2.5mm² / 20-14 AWG)
  • Environmental: IP67/NEMA 4X, 5g vibration (IEC 60068-2-6), 95% humidity
  • Certifications: ATEX II 3G Ex ec IIC T90°C Gc, SIL 2 (IEC 61508), UL 61010-1
Targeted Applications
  • Food & Beverage: EHEDG-compliant proximity detection on filler lines
  • Automotive: Welding robot positioning in IP67-rated cells
  • Material Handling: High-vibration conveyor jam detection (5g @ 55Hz)
  • Pharmaceutical: Cleanroom door interlocks (21 CFR Part 11 compliance)
  • Water Treatment: Submersible pump float switch monitoring
  • Mining: Explosion-protected limit switches (ATEX Zone 21)
  • Energy: Wind turbine safety inputs (-40°C cold-start capable)
Competitive Advantages
  • Density Leadership: 16-points in 35mm width (50% space savings)
  • Diagnostic Precision: Per-channel fault detection (opens/shorts in <10ms)
  • Installation Speed: Tool-free terminals reduce wiring time by 70%
  • Safety Integration: SIL 2 compliance without external barriers
  • Extreme Durability: 10M+ mechanical cycles & ISO 12944 C5-M corrosion resistance
  • Energy Efficiency: 0.1mA leakage current (minimal standby drain)
  • Thermal Resilience: Full operation at 95% non-condensing humidity
  • Lifecycle Cost: 10-year service life (2x industry average)
Functional Capabilities
  • Adaptive Filtering: 0.1-16ms configurable noise rejection
  • Voltage Thresholding: Software-defined ON-state range (12-28V DC)
  • Sequence Logging: 1ms timestamped event capture
  • Hot-Swap Operation: Module replacement without system reboot
  • Redundancy Support: Input mirroring to backup controllers
  • Startup Diagnostics: Wiring fault detection during initialization
  • Current Monitoring: Predictive maintenance alerts
  • Legacy Compatibility: DIP switches override default settings
Attribute Specification
Product Series FLEX I/O™ (Series A)
Component Type Removable Terminal Base (RTB)
Compatible Modules 16-point Digital I/O Modules (1794-IB16, -OB16P, -IV16, -OV16, -IB16XOB16P)
Wiring Points 18-position screw terminal (16 I/O + 1 V+ + 1 V-)
Terminal Type Removable screw-clamp (captive spring pressure plate)
Wire Range 12-22 AWG (0.5-2.5 mm²), stranded or solid copper
Torque Specification 0.6 N*m (5.3 lb-in) max
Isolation Rating 250V AC continuous (field-to-backplane)
Voltage Rating 30V AC/DC operational (Overvoltage Category I)
Power Connections Dedicated V+ (Pin 17) and V- (Pin 18) terminals
Daisy-Chaining Integrated jumper slots for field power sharing
Mechanical Keying 3 rotatable keys (A/B/C positions)
Material UL94 V-0 polycarbonate (flame-retardant, halogen-free)
Color Light gray (RAL 7035)
Operating Temperature -20°C to 70°C (-4°F to 158°F)
Relative Humidity 5-95% non-condensing
Shock Resistance IEC 60068-2-27: 30g peak (11ms duration)
Vibration Immunity IEC 60068-2-6: 5g @ 10-150Hz
Dimensions (H x W x D) 87 mm × 35 mm × 80 mm (3.43 in × 1.38 in × 3.15 in)
Weight 90 g (0.2 lb)
IP Rating IP20 (when installed with module and end caps)
Certifications UL 508, CSA C22.2 No. 142, CE, RoHS
Mounting 35mm DIN rail (compliant with EN 60715)
Packaging & Shipping
1794-IJ2 - 2CH 4-20mA Isolated Input - Industrial Rugged Hot-Swap Analog Module 0
Company Information

Xiamen ZhiCheng Automation Technology Co., Ltd is a leading global supplier of control system components. We specialize in control systems and drives.

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With many years of experience in the industrial sector, we consistently deliver the highest quality of spare parts which make sure that all this jobs are perfectly.

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