Specifications

Halogen Gas Monitor – MultiZone Remote Display
Instruction 3015-5157 53
System Data Register Register 0x0010h R/W 54 bytes
Variable Type Length Description
Type UI 2 bytes Indicates EEPPROM has been initialized if value = 300 DO
NOT MODIFY
REV Float 4 bytes Firmware Rev Level DO NOT MODIFY
SN UI 2 bytes Firmware Serial Number DO NOT MODIFY
Node UC 1 byte Network Slave Node # (valid values are 1-15). The default is
that indicated by the Node DIP Switch on main board.
Location C 13 bytes Array defining text name of unit
Stop_Bits C 1 byte Number of stop bits used in the HGM-MZ data stream.
Default = 1. Other available value is 2
Aud_Alarm UC 1 byte Sounds internal board buzzer on condition; 0 = no buzzer;
1= Alarm; 2=Fault; 3=Leak; 4=Spill; 5=Evacuate; 6=Monitor
Off line (DEFAULT = 0)
Alarm_Ack_
Mode
UC 1 byte Defines Alarm Operation. Manual Acknowledge = 0; Auto
Acknowledge = 1 (DEFAULT = 0)
Num_Zones UC 1 byte Number of install zones (Value initialized during auto detect
during Power On Self Test).
UNUSED TIM 13 bytes UNUSED
Rezero_Mode UC 1 byte Defines rezero mode. Auto Rezero = 0; Rezero every zone
= 1 (DEFAULT = 0)
Hold_Time UI 2 byte Length of zone hold interval in minutes (DEFAULT = 15
minutes)
Det_Limit UC 1 byte Minimum detection limit (in PPM). Concentrations less than
or equal this value will read as 0 PPM (DEFUALT = 0 PPM)
Avg_Size UC 1 byte Size of running average used in computing PPM value. DO
NOT MODIFY.
Loop2_factor Float 4 bytes Defines PPM current loop output. (DEFAULT =
0.16mA/PPM)
Serv_Mode_TO UI 2 bytes Service Mode Timeout value (in minutes). (DEFAULT = 60
MINUTES)
RS485_BAUD UI 2 bytes BAUD RATE for RS-485 connection (between HGM-RD and
HGM-MZ or MODBUS master and HGM-MZ depending on
the Network topology). Default=9 (19.2K); other values are
8=9600, 7=4800
UNUSED UI 2 bytes UNUSED