MGS-250 Manual
6490-9000 Revision 4
51
7.4. Analog Output Registers
Analog output registers are readable (using function code 03) and
writable (using function code 06).
Table 15: Analog Output Registers
Reg
Description
Range
Units
P.-##
2000 Alarm
setpoint
75-3500
ppm
P.-02
2001
Alarm ON delay (Alarm flag
register 3000 is set to 1)
0-15 min
P.-04
2002 Buzzer
mute
time
0-59
min
P.-12
2003 Alarm
OFF
delay
0-15
min
P.-05
2004 Relay
action
0=NO
1=Failsafe
none P.-06
2005
Relay latching enable
0=Disable
1=Enable
none P.-07
2006 Buzzer
enable
0=Disable
1=Enable
none P.-08
2007 Display
mode
0=Off
1=On
none P.-09
2008
Analog output type
0=0-5 V
1=1-5 V
2=0-10 V
3=2-10 V
4=4-20 ma
none P.-03
2009 Baud
rate
0=9600
1=19200
none P.-13
2010
Stop bits
1 or 2
none
P.-14
2011 Gas
curve
number
1 to 4
(broadband
unit) or gas
type (gas
specific)
none P.-11
2012
Analog output full scale ppm
(R/O)
100 – 3500
ppm
P.-16
2013 Parity
0=None
1=Odd
2=Even
none P.-15
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