Allen-Bradley|1746-NR4| four-channel RTD/resistance input module

SKU: 1746-NR4

Manufacturer: Allen-Bradley
Product No.: 1746-NR4
Condition：In stock
Product Type: four-channel RTD/resistance input module
Product Origin: USA
Payment:T/T, Western Union
Weight: 1g
Shipping port: Xiamen
Warranty: 12 months

Description

The 1746-NR4 is a four-channel RTD/resistance input module for SLC 500 controllers, converting analog data from RTD units or other resistance inputs into digital form for processing by the controller.

Features

Up to 4 RTD/resistance inputs (2-, 3-, or 4-wire connections)
Supports various RTD types (e.g., platinum, nickel, copper)
Configurable for temperature (°C, °F) or resistance (ohms) output
On-board scaling and broken sensor detection
LED indicators for status and error reporting

Technical Specifications

Operating Temperature Range: 0°C to 55°C (32°F to 131°F) in most slots; 0°C to 60°C (32°F to 140°F) in the rightmost slot
Sample Time per Channel: 0.75 msec
Module Update Time: 0.75 msec (1 channel) to 6.00 msec (8 channels)
Input Impedance: 1 MΩ
Filter Frequencies: 1 Hz to 75 Hz
Turn-On Time: 101 to 107 msec
Turn-Off Time: 1 to 7 msec
Reconfiguration Time: 101 to 107 msec
Maximum Source Impedance: Below 500 ohms
Excitation Currents: 0.5 mA and 2.0 mA
Temperature Ranges (Platinum 385):
- 0.5 mA: -2000…8500 counts (-200…850 °C)
- 2.0 mA: -2000…2400 counts (-200…240 °C)
Communication: Backplane communication with SLC processor using an image table of 8 input words and 8 output words

Order and Warranty Information

Terms of Purchase and Returns

Detailed guidelines on minimum order quantity, delivery times, payment options, warranty, and return policies.

We gladly accept bulk orders, with a minimum order quantity of just one unit.

Upon request, we can provide all necessary documents, including Certificates of Origin/Conformance and other required export paperwork.

We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% payable before shipment. For RMB transfers, please contact us if you have an agent in China.

All new and original items come with a standard one-year warranty. For extended warranty options, feel free to contact us for pricing details.

We prioritize your satisfaction. If you need to return an item, it must be done within 30 days of purchase. The product must be unused, unopened, and in its original packaging, including all accessories. Refunds will be processed within 5-7 business days of receiving the return. Please note, shipping and handling charges are non-refundable.

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