Products Description
| Company Information | |||
| [email protected] | |||
| Mobile | +8613950166376 | ||
| +8613950166376 | |||
| 13950166376 |
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Rockwell Automation / Allen-Bradley |
| Product Series | FLEX I/O |
| Model Number | 1794-IJ2 |
| Product Type | Thermocouple/mV Analog Input Module |
| Module Type | FLEX 2-Channel Analog Input Module |
| Number of Inputs | 2 Differential Analog Inputs |
| Input Types | Thermocouple and Millivolt Inputs |
| Supported Thermocouple Types | J, K, T, E, R, S, B, N, C |
| Input Signal Range | ±50 mV, ±100 mV |
| Resolution | 16-bit |
| Data Format | Binary or Scaled Integer |
| Conversion Method | Sigma-Delta Conversion |
| Isolation | Channel-to-Bus Isolation |
| Isolation Voltage | Tested to 850V DC |
| Nominal Supply Voltage | 24V DC |
| Input Voltage Range | 19.2 to 31.2V DC |
| Current Consumption | Approx. 85 mA @ 24V DC |
| FlexBus Current | Approx. 20 mA |
| Cold Junction Compensation | Integrated |
| Open Thermocouple Detection | Yes |
| Compatible Terminal Bases | 1794-TB2, 1794-TB3 Series |
| Status Indicators | Module and Channel Status LEDs |
| Mounting Type | DIN Rail Mount |
| Enclosure Type | Open Style |
| Protection Rating | IP20 |
| Operating Temperature | 0°C to 55°C |
| Storage Temperature | -40°C to 85°C |
| Relative Humidity | 5% to 95% Non-Condensing |
| Shock Resistance | 30 G Operating |
| Vibration Resistance | 5 G at 10 to 500 Hz |
| Certifications | UL, CE, CSA |
| Lifecycle Status | Discontinued |
| Dimensions | Approx. 94 x 94 x 55 mm |
| Weight | Approx. 0.20 kg |
| Typical Applications | Temperature Monitoring, Process Control, Industrial Analog Measurement |
FAQ
FAQ
Q1: What is the Allen-Bradley 1794-IJ2 used for?
A1: The 1794-IJ2 is a FLEX I/O thermocouple and millivolt analog input module designed for industrial temperature monitoring and low-level analog signal measurement applications.
Q2: How many input channels does the 1794-IJ2 provide?
A2: The module provides 2 differential analog input channels for thermocouple and millivolt signal measurement.
Q3: Which thermocouple types are supported by the 1794-IJ2?
A3: The module supports J, K, T, E, R, S, B, N, and C thermocouple types.
Q4: Does the 1794-IJ2 include cold junction compensation?
A4: Yes. The module includes integrated cold junction compensation for improved thermocouple measurement accuracy.
Q5: Can the 1794-IJ2 detect open thermocouple conditions?
A5: Yes. The module supports automatic open thermocouple detection for improved diagnostics and process reliability.
Q6: Which terminal bases are compatible with the 1794-IJ2?
A6: The module is compatible with FLEX I/O terminal bases including the 1794-TB2 and 1794-TB3 series.
Q7: What mounting method is used for the 1794-IJ2?
A7: The module is designed for DIN rail mounting inside industrial automation and process control cabinets.
Q8: What are the common applications of the 1794-IJ2?
A8: Common applications include industrial temperature monitoring, furnace control, process automation, heat treatment systems, and low-level analog signal measurement.
Tags
Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.
Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.
