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Channel Wireless Gas Controller & Monitor

Model PT2000/H Series is a PLC based gas monitor & controller with a built in RF transceiver for Wireless Data Communication with Remote gas detectors. The unit is fully programmable using the color touch screen. System can be programmed to communicate with up to 64 Detectors over wireless Network.

Up to 4 Gigabytes of Flash memory for Historical Data Logs. Log files downloaded via USB port to a flash stick into Excel file format.

An optional Quad Band GPRS Cell Module is also available to transmit Alarm Text Messages over mobile phone. Ethernet Port and an RS485 Comm Port are also available for user PLC communication.

View Data Sheet   Technical Specifications


  • Drilling Rigs
  • Offshore Platforms
  • Petrochemical Industry
  • Chemical Storage
  • Water & Wastewater Treatment
  • LPG Storage
  • Refineries

Key Features

  • 900 MHz or 2.4 GHz ISM Band
  • 8" Color Touch screen
  • 12 Km Range (LOS) with directional antenna
  • Fully programmable alarm relays
  • Optional Cell modem for alarm call out and text messaging
  • Historical data Logging
  • USB Port for easy data download into an MS-Excel File


Detector Interface

All wireless toxic and combustible gas detectors. Maximum of 64 detectors on a network. Optional Analog input modules for wired detector interface.

RF Frequency

900 MHz (North American
2.4 GHz (International)

Range (Line of Sight)

Data Transmit up to 17 Km with directional antenna. Wireless detectors with dipole antenna.

Range: 900 MHz : 5 Km
2.4 GHz : 2 Km

Alarm Relays

4 Alarm relays programmable as Low and High for distinct gas alarm.
SPDT Form "C" type Relay contacts
  6 Amps @ 250 VAC or 30 VDC
** Addtional Relay modules - optional

Power Input

120/220 VAC to 24 VDC (5 Amps)

Power Consumption

Nominal 410mA @ 24 VDC
  580 mA max. with alarms active relays


8" Color Touch Screen

Historical Data Storage

Up to 4 GB for data storage

2 Historical logs are maintained

* Interval Log: Maximum and average readings of each detector record every interval. Log interval user programmable (15 minutes to 1 hour)

* Event Log: Records all alarm and fault conditions, Bypass and calibrate mode for each detectors. Also low battery indication and other system failure conditions.

All historical data downloaded to a flash drive via USB port on the front panel. All data in MS-Excel file format.

Peripherals & Interface

* USB Port: For Data Download to flash drive
* RS-485 for Mimic / Repeater Panel


  • Quad Band Cell Modem for transmitting text messages over cellular network
  • Repeater I Mimic panel

Operating Temperature

32 °F to +131°F (0 °C to +55 °C)

(with internal Cooling fan installed)

Approved Enclosure Options

  • Nema 4X, Fiberglass, IP 66 Wallmount
  • Nema 4X, Stainless Steel, IP66 Wallmount