Part of the BACHARACH family of products. HGM / RDM Refrigerant Gas. Monitoring System. Refrigerant Gas Detection,. Identification & Monitoring. Refrigerant monitoring system • Read online or download PDF • Bacharach HGM User Manual. View and Download Bacharach HGM installation, operation & maintenance instructions manual online. Refrigerant Gas Monitoring System. HGM

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As a practical matter this simply means that the more complicated the network, the longer it will take the RDM to update the status information for all zones. The relays are factory assigned to baccharach following conditions: Once the blockage has been cleared, the HGM will return to normal operation after the zone has been sampled.

Bacharach HGM300 Installation, Operation & Maintenance Instructions Manual

Repeat this procedure to acknowledge any remaining alarms. Comments to this Manuals Your Name. The zone number is the low order byte in the register address i. In order to place the HGM into hold mode use the following sequence: RDM Mounting Specs Installation Hold the display module flat against the mounting surface and allow it to slide down engaging the screw At the end of the gas library list are five place-holders for adding new gases.

Location This is the name you assign to bachzrach HGM to identify its location. This is the correct setting if the RDM is connected to only one HGM, or if it is the last device on a network chain.


Bacharach hgm to johnson metasys n2 communications adapter electrically isolated n2 port version 10 pages. When sampling is complete, view the trend data for the zone used to sample Page The saved program will be sent to the HGM Fault Log Register Register 0x, hhgm300 bytes These registers contain the 20 most recent fault events, the time they occurred, and a pointer to the most recent event.

Press the adjacent key to adjust the value. Ensure the source voltage matches the voltage of the product before energizing the equipment.

For example, at the default scale factor of 0. RDM – Screen Displays When first powered up a splash screen appears indicating the serial number and firmware revision number. PPM — Parts Per Million is the volume concentration referenced to standard temperature and pressure and is computed from lines 5, 8 and The first register contains bytes and the second register contains bytes.

These alarms are useful for alerting the user to global conditions anywhere on the network.

Basic hgm/rdm monitor system connection | Bacharach HGM User Manual | Page 6 / 26

The enclosure utilizes keyhole mounting brackets designed for 12 pan head fasteners. After the software gets the program, open the desired screen.

Labor beyond ninety 90 days of shipment or installation is subject to charge. This parameter can be changed from Zone Setup Screen 1 Page This value must be less than the evacuate level and greater than the leak level.

Clearing System Faults If the fault condition is associated with an HGM, the monitor will return to normal operation soon after the problem is corrected.

Parameters must also be defined for each HGM monitor connected to the network. By pressing ‘print’ button you will print only current page.


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DO NOT use soap and water. Press the adjacent key to adjust the setting. General Operation The RDM operates by polling the network approximately once every 12 seconds to bachaarch the current status of the HGM monitors. In order to place the HGM into service mode use the following sequence: This value may range from 0 to feet. Distance This is the tubing length in feet from the HGM to the termination of the air intake line. Page 69 LINE 7: If more than one HGM is connected to the network, it will sequentially poll each monitor for its status.

An exhaust line is installed to vent residual gas away from the monitor.

Product improvements and enhancements are continuous; therefore the specifications and information contained in this document may change without notice. This enables the HGM to be setup from a personal computer. Safety Precautions Ensure the source voltage matches the voltage of the product before energizing the equipment. It is strongly recommended that any New Gas curves that are added bachafach done in conjunction with help from Bacharach, Inc.

Appendix Appendix Instruction Use any of the remaining service knockouts to gain access to the interior of the RDM