Products Description




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Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Rockwell Automation / Allen-Bradley |
| Product Series | FLEX Ex |
| Model Number | 1797-IE8 |
| Product Type | Intrinsically Safe Analog Input Module |
| Module Type | FLEX Ex 8-Channel Analog Input Module |
| Number of Inputs | 8 Analog Input Channels |
| Input Signal Types | 0…20 mA, 4…20 mA |
| Input Resolution | 16-bit |
| Input Configuration | Single-Ended Current Inputs |
| Isolation | Intrinsically Safe Isolation |
| Data Format | Integer and Engineering Units |
| Conversion Method | Sigma-Delta Conversion |
| Conversion Time | Approx. 25 ms |
| Nominal Supply Voltage | 24V DC |
| Input Voltage Range | 18.5 to 32V DC |
| Current Consumption | Approx. 90 mA |
| Backplane Current | FLEX Ex Backplane Powered |
| Compatible Terminal Bases | FLEX Ex Terminal Base Units |
| Status Indicators | Module Status LED |
| Hazardous Area Support | Intrinsically Safe Applications |
| Mounting Type | DIN Rail Mount |
| Enclosure Type | Open Style |
| Protection Rating | IP20 |
| Operating Temperature | -20°C to 70°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, ATEX, IECEx, FM, CSA |
| Lifecycle Status | Discontinued |
| Dimensions | Approx. 94 x 94 x 87 mm |
| Weight | Approx. 0.24 kg |
| Typical Applications | Hazardous Area Process Control, Analog Monitoring, Oil & Gas Automation |
FAQ
FAQ
Q1: What is the Allen-Bradley 1797-IE8 used for?
A1: The 1797-IE8 is a FLEX Ex intrinsically safe analog input module designed for monitoring current-based analog signals in hazardous industrial environments.
Q2: How many analog input channels does the 1797-IE8 provide?
A2: The module provides 8 analog current input channels for distributed process automation applications.
Q3: Which signal ranges are supported by the 1797-IE8?
A3: The module supports 0…20 mA and 4…20 mA analog current input signals commonly used in industrial instrumentation.
Q4: Is the 1797-IE8 suitable for hazardous locations?
A4: Yes. The module is designed for intrinsically safe hazardous-area installations and includes ATEX, IECEx, FM, and CSA certifications.
Q5: What is the resolution of the 1797-IE8 analog inputs?
A5: The module provides 16-bit analog resolution for accurate process signal measurement.
Q6: What mounting method is used for the 1797-IE8?
A6: The module is designed for DIN rail mounting inside hazardous-area industrial automation systems.
Q7: Which systems are compatible with the 1797-IE8?
A7: The module is compatible with Allen-Bradley FLEX Ex distributed I/O systems and FLEX Ex communication adapters.
Q8: What are the common applications of the 1797-IE8?
A8: Common applications include oil and gas facilities, chemical plants, refinery automation, offshore platforms, and hazardous-area process control systems.
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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.
