NPT-1020 Installation and Maintenance Manual
Pin
Name
15
---
16
---
17
TMC+ (113a)
18
---
19
GND (102)
20
---
21
---
22
TD- (103b)
23
TC- (114b)
24
RD- (104b)
25
RTS_O- (105b)
26
RC- (115b)
27
CTS- (106b)
28
---
29
---
30
---
31
---
32
---
33
---
34
---
35
TMC- (113b)
36
---
37
---
Table 8-29: ICP_DB37D 37-pin D-type connector, RS-449 pin assignment
Pin
Name
4
TD+ (103a)
6
RD+ (104a)
19
GND (102)
22
TD- (103b)
24
RD- (104b)
ECI Telecom Ltd. Proprietary
Function
Not connected
Not connected
Terminal timing+
Not connected
Signal ground
Not connected
Not connected
Transmit data-
Transmit timing-
Receive data-
Request to send-
Receive timing-
Clear to send-
Not connected
Not connected
Not connected
Not connected
Not connected
Not connected
Not connected
Terminal timing-
Not connected
Not connected
Function
Transmit data+
Receive data+
Signal ground
Transmit data-
Receive data-
Direction
Wire color
---
---
---
---
---
Green
---
---
---
Green/White
---
---
---
---
Output
Blue
Output
Blue/White
---
Purple
Input
Purple/White
Input
Gray
Output
Gray/Black
---
---
---
---
---
---
---
---
---
---
---
---
---
---
Output
White
---
---
---
---
Direction
Wire color
Output
Black/White
Input
Brown/White
---
Green/White
Output
Blue
---
Purple
Connection Data
8-39
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