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BT-610-9800 Rev C
Figure 32
– RS485 Connector
Figure 33
– RS485 Network
9.
Maintenance
Due to the nature of the instrument, there are no customer serviceable components in
the BT-610. The case of the BT-610 should never be removed or opened for any
reason.
Opening or removing the case of the BT-610 voids the warranty and may
result in exposure to laser radiation, which can cause eye injury.
9.1.
Service Schedule
Although there are no customer serviceable components in the BT-610, there are
service items which ensure the proper operation of the instrument. Table 1 shows the
service schedule for the BT-610.
Time Period
Item
Manual Section
Weekly
Zero Count Test
Monthly
Flow Rate Test
Yearly
Annual Calibration
Table 1 Service Schedule
GND + -
Computer
G B+ A-
G B+ A-
Unit 1
G B+ A-
A
Unit n
