Bacharach GDC-150 Manual Do Proprietário
GDC-150 Operation Manual
16
5209-9000 Rev 0
Figure 4-2. Calculating the Alarm Set Point
4.7.2. Adjusting the Alarm Set Point
Step
Description
1.
Move the jumper to position P5. The green outer LED will flash once
within 2 seconds for confirmation. The system is now waiting for the user
to set the desired value.
within 2 seconds for confirmation. The system is now waiting for the user
to set the desired value.
2.
Attach volt meter leads to test points TP1 and TP2 (see Figure 1-4 on
page 3). Alternatively, if the optional LED digital display has been fitted,
read the value indicated on the display.
page 3). Alternatively, if the optional LED digital display has been fitted,
read the value indicated on the display.
3.
Use the UP or DOWN push buttons until the calculated voltage is
displayed on the volt meter (or on the optional LED digital display).
displayed on the volt meter (or on the optional LED digital display).
4.
Move the jumper back to its resting position (P1). At this time the new
value is saved and the green LED flashes once for confirmation.
value is saved and the green LED flashes once for confirmation.
5. CALIBRATION
5.1. Frequency Recommendations
Sensor Types / Applications
Calibration Frequency
Parking garage detectors
Once every 12 months
OHS (Occupational Health and Safety) applications
Once every 6 months
For the purposes of safety in OHS applications, sensors should be gas tested (bump
tested) once every month to confirm response.
tested) once every month to confirm response.
Required Equipment:
•
Volt meter
•
Calibration kit
•
Calibration gases.
Users can order the calibration kit, calibration accessories and/or gases from any
Bacharach authorized distributor or they can supply their own gas and equipment as
long as the gas meets the minimum specifications indicated in this manual.
Bacharach authorized distributor or they can supply their own gas and equipment as
long as the gas meets the minimum specifications indicated in this manual.