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DynaGATE 10-12 User manual Rev. 0-14
8.7.3
COM connector specifications
Connector Layout:
1
Connector Specifications:
Base strip, Header
l
Gender: Male
l
Type: 10-pin, 3.5 mm pitch
l
Mating Connector Specifications:
Pluggable screw terminal block;
l
Gender: Female
l
Type: 10-pin, 3.5 mm pitch
l
Example:
l
Manufacturer: Shenzhen Connection Electronics Co., Ltd.
Part Number: MC 1,5/10-STF-3,5 - 1847204
(or equivalent)
8.7.4
Note for RS-485 Half Duplex (only for COM 0 in RS-485 mode)
To set an RS-485 connection in Half Duplex, add the following external loop-back:
connect pin 1 to pin 4, and pin 2 to pin 5.
Then: pins 1 and 4 are: D+ Line (A/Y); pins 2 and 5 are: D- Line (B/Z).
As factory option, the RS-485 Half Duplex mode can be set as default configuration. With this setup, the
RS-422 mode is no longer available.
Connector Pinout:
Pin #
Signal
1
COM 0: Y/D+
10
2
COM 0: Z/D-
3
COM 0: ISO GND
4
COM 0: A/D+
5
COM 0: B/D-
6
COM 1: TX/D-
7
COM 1: RX/D+
8
COM 1: GND
9
COM 1: RX/D+
10
COM 1: TX/D-
8 Interfaces in detail
Type Description
O
COM port 0:
RS-422: Y (+OUT)
l
RS-485: A (D+ Line)
l
I
COM port 0:
RS-422: Z (-OUT)
l
RS-485: B (D- Line)
l
P
Ground (isolated)
I
COM port 0:
RS-422: A(+IN)
l
RS-485: A (D+ Line)
l
O
COM port 0:
RS-422: B(-IN)
l
RS-485: B (D- Line)
l
O
COM port 1:
RS-232: Transmit Data
l
RS-485: B (D- Line)
l
I
COM port 1:
RS-232: Receive Data
l
RS-485: A (D+ Line)
l
P
Ground (not isolated)
I
COM port 1:
RS-232: Receive Data
l
RS-485: A (D+ Line)
l
O
COM port 1:
RS-232: Transmit Data
l
RS-485: B (D- Line)
l
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