Owner manual

UNIFLEX CI 45 3
Table of content
1. General ............................................5
2. Safety hints ..........................................6
2.1 Maintenance, repair, modification ...........................6
2.2 Cleaning .........................................7
2.3 Spare parts .......................................7
3. Mounting ...........................................8
3.1 Connectors........................................9
4. Electrical connections ..................................10
4.1 Connecting diagram ..................................10
4.2 Terminal connections .................................10
4.3 Connecting diagram ..................................12
4.4 Connection examples .................................12
4.5 Hints for installation ..................................13
4.5.1 cULus approval ..............................13
5. Operation ..........................................14
5.1 Front view .......................................14
5.2 Operating structure ..................................15
5.3 Behaviour after supply voltage switch-on.......................15
5.4 Operating level .....................................15
5.4.1 Display line1................................15
5.4.2 Display line 2 ...............................16
5.4.3 Switching over by means of the Enter key ................16
5.4.4 Slave pointer function...........................17
5.4.5 Selecting the units ............................17
5.4.6 Extended operating level .........................18
6. Functions ..........................................19
6.1 Linearization ......................................19
6.2 Input scaling ......................................20
6.2.1 Input fail detection ............................21
6.2.2 Two-wire measurement..........................21
6.2.3 Scaling with potentiometer measurement ................21
6.3 Temperature compensation, measured via INP2 (optional)..............22
6.4 Filter ..........................................23
6.5 Substitue value for inputs ...............................23
6.6 Input forcing ......................................23
6.7 O
2 measurement (optional) ..............................23
6.8 Counter (optional) ...................................25
6.9 Frequency input (optional) ...............................26
6.10 Arithmetic functions ..................................27
6.11 Tare function (optional) ................................28
6.12 Sample&hold amplifier (optional) ...........................28
6.13 Integrator function ...................................29
6.14 Limit value processing .................................29
6.14.1 Measured value monitoring........................30
6.14.2 Monitoring the number of operating hours and switching cycles ....32