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Manual -MD150T – 27.10.2014 – v.1.3
page 5
2.2
Description of connectors and front panel
Front panel
LED1
- indicator of PK1 relay activation
LED2
- indicator of PK2 relay activation
ESC
- abortion, Reset
DOWN
- next menu position/next parameter digit
UP
- previous menu position / digit value increase
ENTER
- menu entry/confirmation of entered changes
Back panel
1
E+
Power sensor (Exci)
2
S+
sensor ()
3
S-
Signal- sensor(Signal-)
4
E-
Power supply- sensor (Excitatnion-)
5
TARA
Tare input (+5..+24V)
6
DIN2
Universal input
7
485A
A Signal of RS485 interface
8
485B
B Signal of RS485 interface
9,10
PK1
PK1 (NO) relay contacts
11,12
PK2
PK2 (NO) relay contacts
13
V+
12-36 VDC power supply, min. 250mA
14
GND
Power supply mass
2.3
Force sensor connection
MD150T digital processing unit can be integrated with any force sensor, which has input with
resistance of standard bridge bigger than 150Ω. Sensor should be connect according to scheme
below.
Picture. 2
Way of connecting force sensor to MD150T digital processing unit
