5 Functions
58
5.7.3
External Input/Output Check
Check the input and output of the external unit.
1.
Press the [CHECK EXTERNAL I/O] on the CHECK screen.
The CHECK EXTERNAL I/O 1/2 screen appears.
The following can be checked.
IN l1: Float switch input from sample
IN l2: External input check of clock set
IN l3: Switch input check during maintenance
2.
Contact output can be checked on the CHECK EXTERNAL I/O 2/2 screen
O1 to O4: Allocated contact
O5: Power OFF (only O5 is for action, contact is OFF when power is ON, and contact is
ON when power is OFF)
O6: During maintenance (check when the switch is OFF during maintenance)
Note
Remove the wirings of the unit before checking the contact action (as it may affect the external
measuring instruments).
5.7.4
Check Analog Input
This screen is the check screen for the service representatives.
The sensor analog input transmitted from the analyzer unit is displayed.
1.
Press the [CHECK ANALOG INPUT] button on the CHECK screen.
The CHECK ANALOG INPUT screen appears.
The analog input from each sensor is displayed.
[MAINT.]
MEAS. screen
[CHECK]
Refer to "5.3 Maintenance Screen Display" (page 36).
MAINTENANCE screen
CHECK screen
[CHECK
EXTERNAL I/O]
[MAINT.]
MEAS. screen
[CHECK]
Refer to "5.3 Maintenance Screen Display" (page 36).
MAINTENANCE screen
CHECK screen
[CHECK ANALOG
INPUT]
