Chapter 4 Electrical Installation Shenzhen Hpmont Technology Co., Ltd
―26― HD5L Series Controller User Manual
4.5 I/O Terminals and Wiring Connection
HD5L series elevator controller has I/O card which can achieve the extension of analogue input,
digital input and relay contact output. I/O card is shown as Figure 4-16 and the size unit is mm.
Figure 4-16 I/O card
4.5.1 I/O Card Terminal Description
Figure 4-17 I/O card terminal layout
Table 4-5 I/O card terminal function description
Item Terminal Name Function Description
Analogue
input
AI4+
Analogue
differential input
Input voltage/current is selectable
Input voltage: -10V-10V (input impedance: 34kΩ);
Input current: 0-20mA (input impedance: 500Ω)
AI4-
Digital
input
DI7-DI12
Digital input
7-12
Programmable bipolar optional input signal
Input voltage: 0-30VDC
Input impedance: 4.7kΩ
Relay
output
R2A/R2B/R2C
Relay contact
output
Programmable output, contact rating: 250VAC/3A or
30VDC/1A
RB,RC: normally closed; RA,RC: normally open
R3A/R3B/R3C
R4A/R4B/R4C
Power
source
GND
Analogue
ground
Analogue site, isolated from COM
P24
+24V power
supply
Digital input use +24V as supply, maximum output
current is 200mA
SEL
Digital input
common
terminal
Factory settings default SEL and P24 are connected.
Disconnected SEL and P24 when use external power
to drive DI7-DI12
COM
Digital
reference
ground
Digital site, isolated from CME
65
95
105
5
Wire jumper CN3
Wire jumper CN2
I/O cardterminal
To connectthecontrol board
AI4+
COM
DI7 DI8
DI9
DI10 DI11 DI12 R2A R3A R4AR3B
GND
P24 SEL
COM COM R2C R4C
AI4- R2B R3C R4B