Campbell Hausfeld SDM-CAN - Manual (Page 5)

Contents
Section 1. Introduction ................................................ 1-1
1.1 General Description .............................................................................. 1-1
1.2 Specifications........................................................................................ 1-2
1.2.1 General Features and Specifications ........................................... 1-2
1.2.2 Electrical Specifications.............................................................. 1-2
1.2.3 Physical Specifications................................................................ 1-3
Section 2. Installation .................................................. 2-1
2.1 Address Switch Configuration.............................................................. 2-1
2.2 Internal Jumper Settings ....................................................................... 2-2
2.3 Connection to the Datalogger and Power Supply ................................. 2-4
2.3.1 LED Status Indication ................................................................. 2-5
2.4 Connection to CAN-Bus....................................................................... 2-6
Section 3. Programming CR10X, CR7 and CR23X
Dataloggers to use the SDM-CAN............ 3-1
3.1 General Principles................................................................................. 3-1
3.2 System Limitations ............................................................................... 3-2
3.3 The Datalogger Instruction ................................................................... 3-3
3.4 Advanced Programming Techniques .................................................. 3-12
3.4.1 Interrupts Using the I/O Connection ......................................... 3-12
3.4.2 Group Trigger ........................................................................... 3-14
3.5 Program Examples .............................................................................. 3-14
3.5.1 Reading CAN Data ................................................................... 3-14
3.5.2 Simple CAN Data Transmission ............................................... 3-15
3.5.3 Building and Sending Data Frames........................................... 3-16
3.5.4 Using the Interrupt Function ..................................................... 3-17
3.5.5 Using the Group Trigger ........................................................... 3-18
Section 4. Programming CR5000 and CR9000
Dataloggers to use the SDM-CAN............ 4-1
4.1 General Principles................................................................................. 4-1
4.2 Datalogger Instruction .......................................................................... 4-1
4.2.1 Reading CAN Data ..................................................................... 4-2
4.2.2 Simple CAN Data Transmission ................................................. 4-3
4.2.3 Digital I/O Triggered CANbus Measurements ........................... 4-4
4.2.4 SlowSequence Instruction........................................................... 4-5
Section 5. Using the RS232 Serial Diagnostic Port... 5-1
5.1 Connecting to the RS232 User Port ...................................................... 5-1
5.2 Diagnostic Commands .......................................................................... 5-1
5.3 Loading a New Operating System into the SDM-CAN Interface......... 5-3