Kurt J. Lesker 100014434, Operation And Maintenance Manual

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Series 902 Piezo
Table of Contents
Package Contents ..................................................................... 7
Symbols Used in this Manual .................................................... 8
Safety Precautions .................................................................... 9
General Specifications ............................................................ 10
Feature and Control Locations ................................................ 11
902 Piezo ............................................................................................... 11
Optional Piezo Display Module .............................................................. 11
About the 902 Piezo ................................................................ 12
Typical Applications for the 902 Piezo ..................................... 13
Installing the 902 Piezo ........................................................... 14
Transducer Installation ............................................................................ 14
Location ........................................................................................... 14
Orientation ....................................................................................... 14
Contamination .................................................................................. 14
Vacuum Connection ............................................................................... 14
Electrical Connection ............................................................................. 15
Input/Output Wiring .......................................................................... 15
902 Piezo Electrical Connections Table ........................................... 16
Relay Inductive Loads and Arc Suppression .......................................... 16
Piezo Display Module Connection .......................................................... 17
Operation ................................................................................. 18
902 Piezo Factory Defaults Table ........................................................... 18
RS-485 Protocol ..................................................................................... 19
Standard Addresses ........................................................................ 19
Universal Addresses ........................................................................ 19
Query and Command Syntax ........................................................... 19
Response Syntax (ACK/NAK) ......................................................... 20
RS-485 Command Set ............................................................ 21
Set Up Commands ................................................................................. 21
Address – AD .................................................................................. 21
Analog Output Format – DAC .......................................................... 21
Baud Rate – BR ............................................................................... 21
Factory Default – FD ........................................................................ 22
Unit – U ............................................................................................ 22
User Tag – UT .................................................................................. 22
Status Commands .................................................................................. 22
Device Type – DT ............................................................................. 22
Firmware Version – FV ..................................................................... 22
Hardware Version – HV .................................................................... 23