Icom VE-PG4 Installation Manual page 121

6
FOR YOUR INFORMATION
Specifications
■ Port details
A1~A4 A1~A4 B1~B4 B1~B4 C1~C4 C1~C4
A1~A4 A1~A4 B1~B4 B1~B4 C1~C4 C1~C4
Pin No.
A1 Analog audio output (From the VE-PG4) / Superimpose PTT
A2 Analog GND
A3 Analog audio input (To the VE-PG4) / Superimpose squelch detection
A4 Analog GND
B1 General control output / Single PTT control / Relay output
B2 Serial communication (Half duplex) / 8 V power supply / Relay output
B3 General control input / Single squelch control
B4 Common GND
C1 Serial communication TXD (From the VE-PG4)
C2 Serial communication RXD (To the VE-PG4)
C3 Serial communication RTS (From the VE-PG4)
C4 Serial communication CTS (To the VE-PG4)
L You can change the configuration of ports B1 to B4 on the VE-PG4 setting screen.
• B1/B4 terminal (+/–) General Control Output Terminal
Turns the connected equipment ON or OFF.
• You can change the configuration of ports B1 to B4 on the VE-PG4 setting screen.
• Specification: 3–16 V/10 mA (Open collector).
• B2/B4 terminal (+/–) 8 V Power Supply Terminal
Supplies the 8 V DC to the connected equipment.
• You can change the configuration of ports B1 to B4 on the VE-PG4 setting screen.
• Current limit: Less than 30 mA.
• B3/B4 terminal (+/–) General Control Input Terminal
Turns the connected equipment ON or OFF.
• You can change the configuration of ports B1 to B4 on the VE-PG4 setting screen.
• Specification: 3–30 V/10 kΩ (Voltage input).
3.3 V/less than 1 mA (Low voltage contacts).
A1~A4 A1~A4 B1~B4 B1~B4 C1~C4 C1~C4
A1~A4 A1~A4 B1~B4 B1~B4 C1~C4 C1~C4
Description
6-21