Heath Consultants Detecto Pak-Infrared (DP-I) - Manual (Page 13)

102105-0 DP-IR MANUAL REV M
Page 13 of 35
External Features
Exhaust Port: Point where the gas drawn through the sample probe will escape the instrument.
Do not block this port.
External Power Port: Receptacle for the battery charger plug and external power plug.
RS-232 Port: Receptacle for a DB-9 connector for interfacing to a PC using the serial port.
Turning the DP-IR On/Off
Press and hold the POWER switch located in the center of the keypad for one second. When
the unit first turns on, a sequence of displays shows briefly to indicate that the instrument is
initializing (on ini) and warming up (t◦ ini). The battery indicator will instantly display the
amount of battery charge remaining. A countdown will then be displayed to indicate the time
remaining until warm up is complete. Note: There is a six second delay between each countdown
number. Depending on temperature conditions, the warm-up time is normally up to five minutes.
The following settings automatically save upon shut off and recall upon start up:
1. Detection mode
2. Alarm level
3. Bluetooth/RS232 selection
4. Backlight on/off
Figure 5: DP-IR Rear Panel
RS-232 Port
Exhaust Port
External Power
Port