Campbell Scientific MD485 RS-485 Multidrop Interface User Manual

Page 46

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Appendix D. Digital Cellular Modem to MD485 Network

2. TRANSPARENT

COMMUNICATION

(POINT-TO-POINT)

PC--—Cell Tower--Raven—null modem—MD485—MD485-DL

LoggerNet Setup

a. Setup

IPPort

PakBusPort (PakBus dataloggers only)

CR1000

b. IPPort – Internet IP address/domain name and the Port number (the

Raven template file configures the port to be 3001).

c. PakBus

Port—defaults

d. CR1000 – default settings, schedule collections as desired

MD485 Configuration

a. Base

MD485

1) Active Ports – “RS-232 and RS-485”
2) Communication Mode – “Transparent Communications”
3) RS-232 Port Configuration – Desired baud rate
4) RS-485 Port Configuration – Desired baud rate

b. Remote

MD485

1) Active Ports – “CS I/O and RS-485”
2) Communication Mode – “Transparent Communications”
3) CS I/O Port Configuration – Modem Enable
4) RS-485 Port Configuration – Desired baud rate

D-2

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