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P P P inout
inout
Configuration:
inout Configuration:
Configuration:
RS-485 port adopt DB9M or 5 bit terminal block, 5V TTL side
adopt DB9M or 5 bit terminal block,no power supply Input.
RS-485
side:
RS-485 side:
RS-485
side:
Signal
GND
Pin#
1
Function
GND
5V
TTL
side:
5V
5V TTL
TTL side:
side:
Signal
GND
Pin#
1
Function
GND
Specifications:
Specifications:
Specifications:
Standards: EIA RS-485 standard
RS-485 signal: D+, D-, GND
TTL signal: IN, OUT, GND
Baud rate: 300~115200bps
Transfer distance: 5V TTL side: 3m
Connectors: RS-485 Side: DB9 Male or 5 Way Terminal Block
5V TTL Side: DB9 Male or 5 Way Terminal Block
Port protect: 600W surge protection, 15KV ESD protection
Power
Power
Power
Power: 5V external power
Environment
Environment
Environment
Operating temperature: -10°C to 60°C
DB9M (Male/needle)
+5V
NC
2
3
+5V
NC
NC
TTL
OUT
2
NC
TTL
OUT
RS-485 side: 1.2Km
Your Serial and Data Communications Expert
D+
D-
4
5
D+
D-
TTL
IN
3
4
TTL
IN
Shenzhen 3onedata Technology Co.,Ltd
GND
5
GND
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