A&D AD-4410, Инструкция по эксплуатации, Страница: 65 / 82

Page 63
AD-4410
10.2.4. Checking the RS-232C
While
Chcr51L
is displayed, each time the ENTER key is pressed, test data is
transmitted using the baud rate set in general functions.
When the data is received, it is displayed for two seconds.
Test data
10.2.5. Checking the RS-232C / RS-485 (Option)
While
Chcr52L
is displayed, each time the ENTER key is pressed, test data is
transmitted using the baud rate set in general functions.
When the data is received, it is displayed for two seconds.
Test data
10.2.6. Checking the control I/O
While Chc io is displayed, press the ENTER key to enter control I/O mode. In control
I/O mode, the control I/O state is displayed as ON ( □ ) or OFF (
□
) on the display.
Pressing the TARE, F or ENTER key will return the state of output 1, output 2 or
output 3, respectively.
10.2.7. Checking the A/D (load cell)
With
Chc ad
displayed, press the ENTER key to enter the A/D check mode. The load
cell output value is displayed in mV/V.
The example below is for an internal count of 1.23456 mV/V.
If the value exceeds
±
7mV/V, it may be because of mechanical damage or a connection
error involving the load cell. Refer to “10.4. Confirming the load cell connection with a
digital multi meter” to check the connection.
10.2.8. Checking the internal count
With
Chc in
displayed, press the ENTER key to enter the internal count check mode.
The internal count value (display value times 10) is displayed.
The example below is for an internal count of 123.
1 . 2 3 4 5 6
1 2 3 .
S T , G S , + 0 0 0 0 0 . 0 k g
CR LF
S T , G S , + 0 0 0 0 0 . 0 k g
CR LF
Output 3 Output 2 Output 1 Input 3 Input 2 Input 1
ENTER
TARE
The decimal point blinks
The decimal point blinks