2 Installation and Wiring
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60
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2 Description of terminals
Control circuit terminal description
No. Code Terminal Name Function description
Terminal
Arrangement
CN1 X1 to X16 DI
Input impedance: 4.7 kΩ
Optocoupler isolation
Input current limit: 5 mA
Functions set in F5-01 to F5-24
CN1
X1
X2
X3
X4
X5
X6
X7
X8
X9
X10
X11
X12
X13
X14
X15
X16
X17
X18
X19
X20
X21
X22
X23
X24
Al-M
Al+
CN
9
CN9
X17 to X24 DI
Al-M/Al+ AI Used for the analog load cell device
CN3
+12V/MCM
External 12 VDC
input
12 VDC power supply emergency
CN
3
+12V
MCM
M24
MCM
MOD+
MOD-
CAN1+
CAN1-
M24V/MCM
External 24 VDC
input
24 VDC power supply for the entire board
MOD+/-
signal
Standard isolated RS485 communication
interface, used for hall call and display
CAN1+/-
signal
CANbus communication interface,
communication with the CTB; equipment-
roomless monitoring board and DI/DO
expansion board interface
CN2
X25 to X28/
XCOM
Higher-voltage
detection terminal
Input voltage
110 VAC ± 15%, 110 VDC ± 20% Safety circuit
and door lock circuit,
function set in F5-37 to F5-40
CN7
Y1/M1 to
Y6/M6
Relay output
NO contact output: 5 A/250 VAC
Function set in F5-26 to F5-31
CN7
CN8 USB interface
RS232
communication
interface
Cell phone bluetooth commissioning interface USB
CN4
MOD2+/-
signal
MOD2 communication interface, used for
residential monitoring and Internet of Things
MOD2+
CAN2+
CAN2-
CAN3+
MOD2-
CAN3-
CN4
CAN2+/-
signal
CAN2 communication interface, used for
parallel/group control
CAN3+/- Reserved
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