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Firmware Version 2.0
MultiSystem 4070
14
Description of the measuring instru-
ENG
Pin assignment for analog mode
Characteristics of the digital signal input
Pins of the digital input/output (Ch6).
The digital signal input is isolated.
Pin assignment
Characteristics digital signal output
Jacks of the digital input/output (Ch7).
Pin assignment
Pin
Function
R
i
C
i
Limitation
Protection type
1
Signal I [mA]
110
Ω
32 nF
5VDC
Transil diode
2
Ground
3
Ub
a)
100 mA
Current limiting
4
Signal U [V]
22 k
Ω
32 nF
±15 V DC
Transil diode
5
Shield
6
ISDS
a)
Power supply during mains operation 15 V
Note
Possible damage to the instrument!
This input may not be connected directly to inductive loads (e.g. coil of a magnetic
valve). Otherwise the instrument may be damaged.
Pin
Function
Limitation
Protection type
3
Signal
a)
a)
1 mA constant current
30 VDC
VDR Transile diode
4
Ground
Pin
Function
Limitation
Protection type
1
Ground
2
Signal
Ub/10 mA
VDR Transile diode
Содержание MultiSystem 4070
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