2 Installation and Wiring
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63
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2.3 Interface and Communication
2.3.1 Digital Input (DI)
Quantity 24
Code X1 to X24
Function Code F5-01 to F5-24
Input impedance
Electrical feature Optocoupler
isolation
The 24 DI terminals provides inputs to the MCB in parallel for monitoring the elevator
status. All the terminals share the COM ground. After 24 V voltage is input to a
terminal, the signal indicator of the terminal becomes ON.
VCC
X1
VCC
X24
I/O
I/O
DI
Optocouple
r
ARM
CN1
CN9
DI circuit
2.3.2 Analog Dierential Input (AI)
Quantity
2
Code
Ai/M
Input voltage
-10Vdc~10Vdc
Input impedance
The two AI terminals are used for input of the analog load cell. Weak analog voltage
be used and the cable length must be less than 20 m. In applications where the analog
the analog signal source.