Yokogawa|ALR121-S53|Loop-Powered Alarm Relay Module

SKU: ALR121-S53

Manufacturer: Yokogawa
Product No.: ALR121-S53
Condition：In stock
Product Type: Loop-Powered Alarm Relay Module
Product Origin: Japan
Payment:T/T, Western Union
Weight: 300g
Shipping port: Xiamen
Warranty: 12 months

Description

The YOKOGAWA ALR121-S53 is a loop-powered alarm relay module designed for process monitoring and safety applications.

Features

Loop-powered operation (4–20 mA).
Dual alarm setpoints with relay outputs.
Compact and easy-to-install design.
LED indicators for status monitoring.

Technical Specifications

Input Signal: 4–20 mA DC (loop-powered).
Alarm Setpoints: 2 independently configurable setpoints.
Relay Outputs: 2 SPDT relays (1 per alarm).
Relay Contact Rating: 250 V AC, 3 A (resistive load).
Accuracy: ±0.5% of span.
Response Time: ≤ 1 sec.
Operating Temperature: -20 to +60 °C.
Storage Temperature: -40 to +85 °C.
Humidity Range: 10 to 90% RH (non-condensing).
Power Consumption: Max 1.5 W.
Isolation Voltage: 1500 V AC (input to output).
Dimensions: 22.5 mm × 99 mm × 115 mm (W × H × D).
Weight: Approx. 200 g.

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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