Automation Direct D0-DCM, Manual, Page: 23 / 70

Installation and
Safety Guidelines
Installation
and Setup
2–9
Installation and Setup
Data Communications Module, 1st Edition, 08/05
Connector 15–pin female high–density D–shell
Communications RS–232
RS–422/485
Protocol
(auto–dectection)
DirectNET master/slave
K-Sequence slave
MODBUS
®
RTU master/slave
Non–sequence (ASCII IN/OUT)
Station Number 0 – 247
Communication Data 8/7 data bits, 1 start bit, 1/2 stop bits
Parity Bit None, Odd, Even
Baud Rates
300, 600, 1200, 4800, 9600, 19200, 38400,
57600, 115200 bps
Transmit Mode ASCII, Hex
Communications Time–out Base time x (1–50)
Response Delay Time 0/2/5/10/20/50/100/500ms
Character Time–out 0–9999ms
Maximum Distance RS232 – 15 m
RS422/485 – 1000m
1
5
11
15
10
6
Port 2
Port 2 Pin Descriptions
1 5V 5 VDC
2 TXD2 Transmit Data (RS–232)
3 RXD2 Receive Data (RS–232)
4 RTS2 Ready to Send (RS–232)
5 CTS2 Clear to Send (RS–232)
6 RXD2– Receive Data – (RS–422/485)
7 0V Logic Ground
8 0V Logic Ground
9 TXD2+ Transmit Data + (RS–422/485)
10 TXD2 – Transmit Data – (RS–422/485)
11 RTS2 + Request to Send + (RS–422/485)
12 RTS2 – Request to Send – (RS–422/485
13 RXD2 + Receive Data + (RS–422/485)
14 CTS2 + Clear to Send + (RS422/485)
15
CTS2 – Clear to Send – (RS–422/485)
Indicator State Definition
TX1 (Green) ON Port 1 transmitting data
RX1 (Green)
ERR (Red) ON
ON Port 1 receiving data
Port 1 Timeout, NAK or Exception
Response
TX2 (Green) ON Port 2 transmitting data
RX2 (Green)
ERR (Red) ON
ON Port 2 receiving data
Port 2 Timeout, NAK or Exception
Response
Port 2
Specifications
Status Indicators