Key Features

• 1, 2 or 3 channel operation with internal and/or remote sensor configurations
• Modbus® RS-485 RTU communication
• LCD display
• One 2A SPDT dry contact relay
• Internal audible alarm
• 24 VAC/VDC power
• 4-conductor daisy chain network wiring
• Unobtrusive calibration and menu navigation using a magnetic wand
• Optional display heater for cold environment applications
• Standard water / dust tight, corrosion resistant enclosure (drip proof)
• IP54 rated with optional splash guard installed.

Specification

Target Gas

Electrochemical Sensors (internal)

Ammonia (NH3), Carbon monoxide, Chlorine (Cl2), Chlorine dioxide (ClO2), Ethylene (C2H4), Ethylene oxide (C2H4O), Fluorine (F2), Formaldehyde (CH2O), Hydrogen (H2), Hydrogen chloride (HCl), Hydrogen cyanide (HCN), Hydrogen fluoride (HF), Hydrogen sulphide (H2S), Nitric oxide (NO), Nitrogen dioxide (NO2), Oxygen (O2), Ozone (O3), Phosphine (PH3), Silane (SiH4), Sulphur dioxide (SO2), TVOCs (Isobutylene)

Catalytic Sensors (remote)

Hydrogen (H2), Methane (CH4), Propane (C3H8)

PID Sensors (remote)

TVOCs

Infrared Sensors (remote)

Propane (C3H8), Carbon dioxide (CO2)

Mechanical

Enclosure

ABS / Polycarbonate, corrosion resistant

Copper coated interior to reduce RF interference

IP54 rated with optional splash guard installed

Weight

363 g / 0.8 lbs

Size

127 x 127 x 71 mm / 5.0 x 5.0 x 2.8 inches

User Interface

Display

Graphic LCD, green border

Magnetic switches to initiate calibration without opening the enclosure

Input/Output

Output

Modbus® RS-485 RTU

Relay

One SPDT dry contact, rated 30 Volts, 2 Amps max

Audible Alarm

Standard internal buzzer

Electrical

Power Requirement

16-30 VDC, 3 W, Class 2

12-27 VAC, 50-60 Hz, 3 VA, Class 2

Current Draw

30 mA (buzzer & relay energized, 2 sensors)

Wiring

LAN Modbus® RTU (version 1.1b3) RS-485, 16 gauge, 4-conductor shielded network wiring (daisy-chain)

Fuses

Thermal, resetting

Environmental

Operating Temperature

-20°C to 40°C (-4°F to 104°F)

Operating Humidity

15 - 90% RH non-condensing

Certifications

Conforms to

CSA-C22.2 No. 205-12 / UL508 (Edition 17):2007

EMC Directive 2004/108/EC, EN 50270:2006, Type 1, EN61010

FCC. This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

RoHS compliant circuit boards