6 annex, 1 technical data, 1 keypad – Metrohm 789 Robotic Sample Processor XL User Manual
Page 133: 2 interfaces, 3 msb connections, 4 pumps and pump connections

6.1 Technical data
Metrohm Sample Processor, Annex
125
6 Annex
6.1 Technical data
6.1.1 Keypad
LC display
LED display
Keypad
2 lines with 24 characters each
character height 5 mm
3 LEDs
Keypad with 30 keys
6.1.2 Interfaces
RS232 socket
Remote socket
For connecting a computers or printer, 9 pins
Universal parallel interface, programmable for communica-
tion with external devices, 22 signal lines (8x input, 14x
output), TTL level
Output 6
Output 7
Output 4
Output 2
Output 0
Output 8
Output 9
Output 10
Input 1
Input 3
Input 5
Input 7
Output 11
0 Volt
+5 Volt
Output 5
Output 3
Output 1
Output 12
Output 13
Input 0
Input 2
Input 4
Input 6
0 Volt
14
1
13
25
Fig. 37 Remote interface
Input:
t
p
t
p
>20 ms
approx. 50 kΩ Pullup
Output:
t
p
t
p
>200 ms
V
CEO
= 40 V
I
C
= 20 mA
open collector
+5 V: max. load = 20 mA
6.1.3 MSB
connections
3 connection sockets
9-pin mini-DIN sockets
- for 800/700 Dosino or 805 / 685 Dosimat
- for 801 Stirrer or 804 Ti Stand
6.1.4 Pumps and pump connections
Various versions depending on the model:
Built-in pumps with valves
Capacity
> 450 mL/min
head 2 m
active = low
inactive = high
active = low
inactive = high
+5V