Delta OHM HD45 Series Manual page 29

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interval, the instrument directly accesses configuration mode without asking the
access code. The access code condition is shown by an "M" displayed on left top of the
screen.
To disable the access code before the 5-minute interval has elapsed, press and hold
the MENU key for at least 2 seconds, until the message "Press MENU to edit
parameters" is displayed, then access configuration mode as an operator by pressing
MENU and exit by pressing ESC.
Configuration parameters list
The table below shows the complete list of the instrument parameters, along with
settable values and default values ("DEFAULT" column).
Tab. 5.A: Configuration parameters
P#
DESCRIPTION
000
User code
001
User calibration date
002
Number of samples to be averaged
for measure printing on serial port
003
CO
calibration point (ppm)
2
004
Atmospheric pressure (hPa)
005
Logging interval
006
Temperature measuring unit
007
Humidity measuring type
008
CO
output configuration
2
009
Temperature output configuration
010
Humidity output configuration
(1) Can be changed only through serial connection.
(2) Automatically updated by PC application software following to calibration.
VALUE
Alphanumeric code
Max 34 digits.
MIN: 1
MAX: 20
MIN: 200
MAX: 600
MIN: 0
MAX: 3000
0: 30 seconds
1: 1 minute
2: 5 minutes
0: °C
1: °F
0: RH%
1: Dewpoint T
in °C
d
2: T
-T
in °C
ambient
d
00: standard
(0...10V or 4...20mA)
01: remove offset
(0...10V or 0...20mA)
02: add offset
(2...10V or 4...20mA)
04: invert standard
(10...0V or 20...4mA)
05: invert and remove offset
(10...0V or 20...0mA)
06: invert and add offset
(10...2V or 20...4mA)
As P#008
As P#008
- 29 -
DEFAULT
NOTE
(1)
(2)
1
400
1013
2
0
0
00
00
00

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