Bosch CL300 Manual page 72

System Modules
4.2.3 Settings
V.24/20 mA Interface
4−20
The serial data signal is transferred to the 25−pin D connector as V.24
and 20 mA signals.
With the JP2 (see Fig. 4−6) jumper in position A, data transfer is made
without a control signal.
With the JP2 (see Fig. 4−6) jumper in position B, data transfer is made
with a control signal.
The ZE is supplied with the basic setting in position "B".
S1
B
A
JP2
Fig. 4−6 ZE300/301 Settings
Flexible Automation