Campbell SDM-SIO4A Serial I/O Module Manuals

Manuals and User Guides for Campbell SDM-SIO4A Serial I/O Module. We have 1 Campbell SDM-SIO4A Serial I/O Module manual available for free PDF download: Instruction Manual

Campbell SDM-SIO4A Instruction Manual

Campbell SDM-SIO4A Instruction Manual (44 pages)

Brand: Campbell | Category: I/O Systems | Size: 4.28 MB

Table of Contents

Table of Contents
9
Introduction
11
SDM-SIO1A Serial Input/Output Module
11
Precautions
12
Initial Inspection
13
Overview
13
Specifications
14
Supported Data Rates and Protocols
14
Electrical Parameters
15
Current Consumption
15
Voltage Specifications
16
Compliance
16
Temperature and Humidity Ranges
16
Dimensions and Weight
16
Sdm-Sio1A
16
Sdm-Sio4A
17
Datalogger Compatibility
17
Installation
17
Mounting
18
Connection and Wiring
19
SDM Address Settings
19
SDM-SIO1A Terminal Labels and Functions
20
SDM-SIO1A Functional Description of the Connections
20
Wiring Examples for Connecting the SDM-SIO1A
21
RS-485/RS-422 Full-Duplex, One-To-One Connection Example
22
RS-485 Full-Duplex, Multi-Drop Example
22
RS-485 Half-Duplex Wiring Example
23
RS-232 Wiring Example with Handshaking
24
RS-232 Basic 3-Wire Example
24
Connecting a 9-Way Socket to the SDM-SIO1A for RS-232 Devices
25
Programming
26
Crbasic Instructions
26
Serialopen()
26
Communications Port Parameters RS-232
27
Communications Port Parameters RS-485 Full Duplex
27
Communications Port Parameters RS-485 Half Duplex
28
Communications Port Parameters RS-232 Receive-Only Mode
28
Serialclose()
29
Serialin()
29
Serialout()
29
Serialinblock
30
Serialoutblock
30
Serialinchk
30
Serialinrecord
30
Serialflush
30
Example Datalogger Programs
30
Example Using RS-232 Mode
31
RS-232 Mode Example
31
Example Using RS-485 Mode
32
RS-485 Mode Example
32
Operation
33
Configuring Handshaking and Receive-Only Modes
33
Using RTS/CTS and Automatic Handshaking
33
RS-485 Half-Duplex Mode
33
Using the RS-232 Link in Receive-Only Mode
34
Power Conservation
34
Schematic
34
Troubleshooting and Maintenance
35
Troubleshooting
35
RS-485 Internal Circuit Diagram
35
Maintenance
36
Upgrading the Operating System
37
Operating System Signature Errors
37
Checking the Operating System Version and Signature
38
The Input Pin (Cts/Pin 11
39
Using the Handshaking Lines for General Input/Output
40
The Output Pin (Rts/Pin 8
40
Matching SDM-SIO1A Connections to an
41
Sdm-Sio1
41

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