Hach-Lange SI794 P User Manual User Manual
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Table of contents
Intended use ............................................................................ 5
Safety information .................................................................. 6
Overview of si794 P ............................................................... 11
Assembly ................................................................................ 12
Package contents ................................................................................ 12
Mounting plan ..................................................................................... 13
Pipe mounting, panel mounting ................................................... 14
Installation and connection .................................................. 16
Installation instructions .................................................................... 16
Terminal assignments ........................................................................ 16
pH wiring examples ........................................................................... 18
Protective wiring of relay outputs ................................................ 20
Interface and navigation ...................................................... 22
User interface........................................................................................ 22
Display ..................................................................................................... 23
Operation: Keypad ................................................................ 24
Safety functions .................................................................... 25
Sensocheck, Sensoface sensor monitoring ............................... 25
GainCheck device self-test ............................................................... 25
Automatic device self-test ............................................................... 25
Hold mode ........................................................................................... 26
External activation of HOLD mode ............................................... 27
Configuration ......................................................................... 28
Menu structure of configuration ................................................... 29
Overview of configuration steps ................................................... 30
Output 1 ................................................................................................. 32
Output 2 ................................................................................................. 40
Temperature compensation ............................................................ 46
Calibration mode ................................................................................ 48