Serial Communication (J2 Connector); Stop Speed Reading - Agilent Technologies TwisTorr Medium Notice De Mode D'emploi

17 Technical Information

Serial Communication (J2 Connector)

Stop Speed Reading

This function allows the user to read the pump rotational frequency
(window 232) even after a stop command, during the braking. The
function can be activated/deactivated by serial communication
(WIN 167). If activated, all the related functions (set point output,
programmable analog output – if related to the frequency, ...) will
follow the frequency reading.
The A-plus Software (optional) allows the operator to set all the programmable
NOTE
feature.

Serial Communication (J2 Connector)

Figure 18
This is a 9 pin Female D-type serial input/output connector to control
via an RS 232 or RS 485 connection the TwisTorr Medium-TMP Rack
Pumping System.
Tab. 18
PIN N.
1
2
3
4
5
6
7
8
9
230/284
SIGNAL
+5Vdc OUT (100mA max)
TX (RS232)
RX (RS232)
Not connected
GND
A + (RS485)
Not connected
B – (RS485)
Not connected
TwisTorr Medium-TMP Rack Controller User Manual / 87-901-049-01 (B)