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SKU:1771-IFMS
Allen-Bradley 1771-IFMS Intrinsically Safe Millivolt Input Module
Manufacturer: Allen-Bradley
Product No.: 1771-IFMS
Product Type: Input Module
Product Origin: USA
Payment:T/T, Western Union
Weight: 700g
Shipping port: Xiamen
Warranty: 12 months
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Tavsif
Allen-Bradley 1771-IFMS Intrinsically Safe Fast Millivolt Input Module
Product Overview
Allen-Bradley 1771-IFMS is an intrinsically safe fast millivolt input module for PLC-5 systems. Features 8 differential low level inputs. Input voltage range 0 to 50 mV with 12-bit binary resolution. Accuracy 0.1% of range at 25°C. Uses 1771-WG wiring arm. Module weight 0.7 kg.
Technical Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Rockwell Automation |
| Brand | Allen-Bradley |
| Part Number | 1771-IFMS |
| Module Type | Fast Millivolt Input Module |
| Number of Inputs | 8 differential |
| Voltage Range | 0 to 50 mV |
| Resolution | 12-bit binary |
| Accuracy | 0.1% of range at 25°C |
| Linearity | ±1 LSB |
| Repeatability | ±1 LSB |
| Channel Update Rate | 14.5 ms for 8 channels |
| Data Format | ±32,767 binary or ±9999 BCD |
| Input Impedance | 1 MΩ |
| Common Mode Rejection | 100 dB at 60 Hz |
| Input Overvoltage Protection | 32 V |
| Backplane Current | 750 mA at 5 V DC |
| Wiring Arm | 1771-WG |
| Wire Size | 22 to 14 AWG |
| Wire Torque | 0.8 to 1.0 Nm |
| Operating Temperature | 0°C to 60°C |
| Relative Humidity | 5% to 95% non-condensing |
| Operating Shock | 15 G |
| Non-operating Shock | 30 G |
| Weight | 0.7 kg |
Key Features
- Intrinsically safe fast millivolt input module
- 8 differential low level inputs
- 12-bit binary resolution with ±1 LSB linearity
- Monotonic A D converter with no missing codes
- Conformal coat protection
- 100 dB common mode rejection at 60 Hz
- Rack mountable with 1771-WG wiring arm
- Compatible with PLC-5 processors
Installation Notes
- Do not install or remove while PLC-5 system is under power (no RIUP support)
- Observe ESD handling precautions
- Equipment on non-intrinsically safe side must not exceed 250 V RMS
- Use 75°C or greater insulation rating wire
FAQs
Q1: What is the input voltage range and resolution?
A1: 0 to 50 mV input range. 12-bit binary resolution with 0.1% accuracy at 25°C.
Q2: What is the backplane current and wiring arm?
A2: 750 mA at 5 V DC. Compatible with 1771-WG wiring arm.
Q3: What is the module weight?
A3: 0.7 kg.
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