Elmack Engg Services | Test and Measurement Distributors

Honeywell

Honeywell 301EM-20 Controller

Model No :

Honeywell - 301EM-20 Controller

Part Code :

Kindly Contact for Final Configuration

Overview

Honeywell - 301EM-20 Controller delivers sophisticated control functionality for up to twenty remote refrigerant sensors and detects a wide variety of gases. it protects personnel and property when mounted in mechanical or chiller rooms. Its optional horn and strobe will quickly alert personnel when gas is detected.
A full complement of sensors (including toxic, Oxygen, combustible gases and a full line of refrigerant sensors), horns, strobes and remote panels provide adds flexibility to suit a variety of gas detection system solutions.

Features

- Easy to read LCD display
- Auto-diagnostic capabilities
- Convenient stand-alone or network operation
- Three alarm levels
- Combine with 301IRF and S301D2 sensors for a complete solution

Major Applications

- Building protection
- Mechanical Room
- Food Process

Technical Specifications

- Relay Output Rating 5A, 30 Vdc or 250 Vac (resistive load)
- Power Requirement 22-27 Vac, 50 or 60 Hz, 29-38 Vdc, 2.0A max @ 24 Vdc
- Alarm Levels: 3 with high and low setpoints
Outputs :
• 4 DPDT relays (alarms and/or fault), buzzer
• Three 24 Vdc, 250mA (per output)
• Four 4-20mA outputs
• Modbus
• RFS option: 24 Vdc built-in red strobe
• RFSA option: 24 Vdc built-in red strobe & 105 dBA horn
- Relay Output Rating: 5 A, 30 Vdc or 250 Vac (resistive load)
- Gases Detected & Range: Carbon Monoxide (0-1000 ppm), Chlorine (0-15PPM ), Nitrogen Dioxide (0-10 PPM), Hydrogen Sulfide (0-50 PPM), Sulfur Dioxide (0-10 PPM), Oxygen (0-25%), Combustibles(0-100%LEL)

General Specifications

- Use Infrared refrigerant sensor to be used with the 301EM-20 and SQN8x
- Operating Humidity Range:0-95% non-condensing
- Distance Between Controller and Sensor:
• 301IRFS refrigerant sensors: Up to 200 ft. (60.9 m)
• S301D2 toxic/combustible sensors: Up to 500 ft. (160 m)

Datasheet

https://www.elmack.co.in/images/Downloads/Catalogue/Honeywell 301EM-20 Controller_Datasheet.pdf

Manufacturing details:

https://www.honeywellanalytics.com/en/products/301EM