5 - 2
No. 99MBC034B
5.2.3 Pin assignment
Pin No. Signal name I/O Description
1NC
----
Not connected
2 RXD I Received Data
3 TXD O Transmission Data
4 DTR O Data Terminal Ready
5 GND
----
Ground
6 DSR I Data Set Ready
7 RTS O Request to Send
8 CTS I Clear to Send
9NC
----
Not connected
RS-232C
1
6
9
5
5.2.4 List of available commands
Command format Corresponding Operation
output
GA
**
CRLF G#
**
Outputs the displayed value.
*1
+01234.567CRLF
CN
**
CRLF CH
**
CRLF
Switches to the current value display
CX
**
CRLF CH
**
CRLF
Switches to the max. value display
CM
**
CRLF CH
**
CRLF
Switches to the min. value display
CW
**
CRLF CH
**
CRLF
Switches to the TIR display
CR
**
CRLF CH
**
CRLF Zero-sets.
CL
**
CRLF CH
**
CRLF Clears peak values
CP
**
,CH
**
CRLF Presets.
*2
+01234.567CRLF
CD
**
,CH
**
CRLF
Inputs lower tolerance limit
*2,*3
+01234.567CRLF
CG
**
CH
**
CRLF
Inputs upper tolerance limit
*2,*3
+01234.567CRLF
CS
**
CRLF CH
**
CRLF Clears the error.
CK
**
CRLF
CH
**
, %CRLF Returns the HOLD status
*4,*6
CT\\CRLF CH\\,
Outputs the calculation data
*5,*6,*7
+01234,567CRLF
*1:A "#" denotes the data type (N: Current value, X: Maxi-
mum, M: Minimum, W: TIR).
*2:For a preset value or tolerance value input a number that
consists of a maximum of eight digits (not including a deci-
mal point) and its sign.
