2-36 
 
Definition of VPM J10 
Pin No.  Signal Name  Discription 
1)   
GND Ground 
2)   
CO2_SWITCH  CO2 absorbent canister switch signal 
3)   
GND Ground 
4)   
GND Ground 
5)   
HUILU_SWITCH  Circuit switch signal 
6)   
GND Ground 
 
Definition of VPM J15 
Pin No.  Signal Name  Discription 
1)   
GND Ground 
2)   
GND Ground 
3)   
IN1 
Reserved switch monitor signal 1 
(AD) 
4)   
GND Ground 
5)   
GND Ground 
6)   
GND Ground 
7)   
IN2 
Reserved switch monitor signal 2 
(AD) 
8)   
EXTEND_OUT2 Reserved I/O control signal 2 
9)   
DA_C  Reserved DA control signal 
10)   
TXD 
Sent signal of reserved VPM series 
port 
11)   
VCC  Reserved 5V power supply signal 
12)   
RXD 
Sent signal of reserved VPM series 
port 
13)   
GND Ground 
14)   
GND Ground 
15)   
IN3 
Reserved switch monitor signal 3 
(AD) 
16)   
EXTEND_OUT3 
Drive gas selector valve control 
signal 
17)   
GND Ground 
18)   
GND Ground 
19)   
IN4 
Status monitoring signal of drive gas 
selector valve 
20)   
EXTEND_OUT4 Reserved I/O control signal 4