A&D Weighing FG-150KBM - Manual (Page 22)

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Reply to the command
When the “F8-0” is selected, the scale reacts to the received command as follows.
? For the “Q” command, the scale will send the data.
? For the “Z” and “T” commands, the scale will send the same code as a reply after
executing the command.
Reply Z C
R
L
F
Reply T C
R
L
F
When the command cannot execute because the scale is unstable, for example,
“I” will be sent.
Reply I C
R
L
F
? If the received command is not for the FG series, the scale will send “?”. The “T”
command for the metric model is included to this group.
Reply ? C
R
L
F
? When “F8-1” is selected, there is no reply except the “Q” command.
10-3. OP-24 RS-232C serial interface and Comparator relay output
The OP-24 has an RS-232C series interface and relay output for the comparator
function. It allows output of the HI, OK or LO signal results to an external device as a
solid state relay output.
The specification for the RS-232C interface is same as the OP-23 (FG-23). See
“10-2. OP-23 RS-232C serial interface” for further information.
Interface specifications
Pin connections
Maximum rating for relay is as follows.
? Maximum voltage:
50V DC
? Maximum current:
100mA DC
? Maximum ON resistance: 35?
View from outside
(Inside of OP-24)
Mating connector:
DIN 8 pin (JA+TCP058)
Attached to FG-24.