Metrohm 859 Titrotherm - Manual (Page 32)

6.3 Remote interface ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭
24 ￭￭￭￭￭￭￭￭ 859 Titrotherm
6.3 Remote interface
The 6.2148.010 remote box allows devices to be controlled which cannot
be connected directly to the MSB interface of the 859 Titrotherm.
1
2
3
Figure 14 Connectors of the remote box
1 Cable
For connecting the 859 Titrotherm. 2 MSB connector
Metrohm Serial Bus. For connecting external
dosing devices or stirrers.
3 Remote connector
For connecting devices with a remote inter-
face.
6.3.1 Pin assignment of the remote interface
13
1
14
25
1
13
14
25
Figure 15 Pin assignment of the remote socket and plug
The above presentation of the pin assignment of a Metrohm remote inter-
face applies not only for the remote box, but also for all Metrohm devices
with 25-pin D-Sub remote connection.
Inputs
+5 V approx. 50 k Ω Pull-up
tp
t
p
>20 ms
active = low, inactive = high