10
Shenyang Bluelight Automatic Technology Co., Ltd.
BL6-DU20PX series Integrated Door Motor Controller User Manual
S Type
：
USART
TA1
TB1
TC1
TA2
TB2
TB3
TA3
TB3
+24V
PGA
PGB
PGZ
COM
COM
X0
X1
X2
X3
COM
X4
X5
X6
X7
COM +24V
3.3.2
Terminal Arrangements for Drive Circuit
Standard Type:
U
V
W
P
PB
L1
L2
/
S Type
：
U
V
W
L1
L2
3.3.3
Terminal Description for Control Circuit
C
HART
3.3
C
ONTROL
C
IRCUIT
T
ERMINAL
D
EFINITION
(S
TANDARD
T
YPE
)
Category
Terminal
Symbol
Function Description
Technical Specification
Community
485+
MODBUS differential
Standard
MODBUS
communication
connection.
Shielded cable with twisted pair is
recommended
485-
MODBUS differential signal-
CAN+
CAN bus differential
CAN-
CAN bus differential signal-
Digital Input
DI1~DI8
Digital data input
Optical coupler isolated input.
Active low.
Input voltage range: DC 0~30V
Input impedance: 3.3K
Internal Power
Supply 24v
+24V
DC 24V output
Isolated from internal GND.
COM
Power 24V common terminal
Encoder Input
PGA
Encoder phase A
Open collector output or push-pull
output
PGB
Encoder phase B
PGZ
Encoder phase Z
External Power
Supply 24V
MP24
External power supply 24V input
External switch power supply for
communication
MCOM
Power 24V common terminal
Relay Output
and Shield Earth
TA1/TB1/TC1
Relay output
Contactor
capacity:
250V AC/3A
30V DC/3A
TA-TB:
Normal
closed.
TA-TC:
Normal
open
Contactors
and
control
circuit
insulation voltage:
2.5kV AC
TA2/TB2/TC2
TA3/TB3
Relay output
Contactor
capacity:
250V
AC/16A
Note: 16A big capacity relays are applied for TA3/TB3 terminals, which can be used as car light switch.