Model IR4000M
14
Register
Address
(Hex)
Parameter
Function
Data
Type
Data Range
Access
0059h
Clock Time Hi
Hi byte = year, Lo
byte month:
Calibration clock time
Numeric
Value
1 –99 year, 1– 12
month
R
005Ah
Clock Time Mid
Hi byte = Day, Lo
byte Hour: Calibration
clock time
Numeric
Value
1 – 31 day,
0 – 23 hour
R
005Bh
Clock Time Low
Hi byte = Minute, Lo
byte second:
Calibration clock time
Numeric
Value
0 – 59 minutes
0 – 59 seconds
R
005Ch
Calibration code
Calibration code
Numeric
Value
1 – zero, 2 -
calibration
R
005Dh
Reserved
Reserved
Numeric
Value
0
R
005Eh
Calibration Event
Count
Total Calibration
Event Count
Numeric
Value
0 - 65535
R
005Fh
Event happened
flag
Read if any event
happened
Code
0 – no events;
1-event
happened
R
DETECTOR’S REGISTERS
Detector 1 Registers
0070h
Analog Output 1
0-20mA current
output
For IR400 unit 1
Numeric
Value
0-65535 Dec
(scale to range 0-
21.7mA)
R
0071h
Mode 1
View operational
mode for IR400 unit 1
Bit Map
See parameter
description
R/W
0072h
Status Error 1
View present error
for IR400 unit 1
Bit Map
See parameter
description
R
0073h
Gas Choice 1
View gas chosen for
IR400 unit 1
Code
0-8
R
0074h Model
1
View model number
for IR400 unit 1
Numeric
Value
2200, etc.
R
0075h
Display 1
Show LED digits 2
and 3 for IR400 unit 1
2 ASCII
characters
% LEL or Fault
code
F1 to FF or
device status
(SU, AC or CP)
R
0076h
% of Blockage 1
Show level of beam
blockage for IR400
unit 1
Numeric
Value
0-5000
R
0077h
Cal IO type 1
Show type of
calibration input for
IR400 unit 1
Code
0 – LED switch, 1
–manual
solenoid , 2 -
ARGC
R/W