Specifications

BT-610 Manual Page 31 BT-610-9800 Rev A
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 9.1.1
Monthly Flow Rate Test 9.1.2
Yearly Annual Calibration 9.1.3
Table 1 Service Schedule
GND
+
-
Computer
G
B+ A
-
G
B+ A
-
Unit 1
G
B+ A
-
Unit n