3 standard operation – Heath Consultants Gas Delivery Unit (GDUnet) User Manual
Page 91

GDUnet OPERATION
5-9
5.3 STANDARD OPERATION
net is connected to a mains power supply, the
green POWER ON
shown in Fig. 5-11.
Fig. 5-11 Power On
The following start up sequence will begin:
1.
light will be on but no messages are present.
2. After approximately 30 seconds the buzzer will sound and
3.
INSERT GMI’.
net.)
4.
Note: The start-up sequence gives the opportunity to
observe the test LEDs and buzzer are functioning
correctly.