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Pin connection:
Pin nr.
1
2
3
4
5
6
7
8
9
Tare subtraction can be performed by an external device by connecting
a link or a transistor between pin 9 (EXT. TARE) and pin 5 (GND). A
switch-on time of at least 400 ms must be observed (Open circuit
voltage: 15 V when the scale is switched off, leakage current: 20 mA,
when it is switched on).
21.1.2 Interface cable
81
Signal
Input/Output
-
RXD
TXD
Output
DTR
Output
GND
-
-
-
EXT. TARE
-
Input
Receive data
HIGH (when scale is
switched on)
-
Signal ground
-
-
-
External contact input for
Input
tare subtraction
Function
-
Edit data
-
-
-
TFES_TFEJ-BA-e-2210
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