Plastec Airflow Monitor A - Manual (Page 13)

VELOCITY TYPE
To change Digital readout from/to m/s to FPM:
Press simultaneously the following buttons:
until buzzer sounds (about 5 seconds).
DISPLAY MESSAGES
The display will show “HI” for an airflow superior to 1 m/s / 196 FPM and “LO” for an airflow inferior to
0.20 m/s / 40 FPM.
In case of faulty, improper or absent sensor, the display will show “PB”.
FACTORY DATA RESET
Press “Reset” (at the back of the controller) for 15 seconds. Buzzer sounds 5 times.
When using this feature, you restore factory default settings: set point and display at 0.5 m/s / 100
FPM, 7V output to the inverter and all relays and LEDs deactivated.
This operation should be imperatively done in “Auto” mode.
TEST MODE
Test mode is to confirm that all functions are operational. To access test mode, follow this procedure:
1) Press simultaneously following buttons:
for 2 seconds for Standard or
for 2 seconds for Night Setback
* Buzzer sounds twice
2) Press the 3 buttons alternately.
* Buzzer sounds 3 times indicating normal operating mode
* Buzzer sounds 10 times if malfunction
In case of faulty sensor, the display will show “PB”.
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2216 60th Drive East • Bradenton, Florida 34203
(941) 751-7596 • Fax (941) 751-7598 • www.plastecvent.net
Laboratory Airflow Monitors & Controls
TYPE A STANDARD & NIGHT SETBACK
LED & DIGITAL
Installation, Calibration & Alarm Test