List of Contents
1 Scope of supply..................................................................................................................3
2 General dangers and precautions ....................................................................................4
2.1 Safety instructions for electrical connection ...................................................................4
2.2 Safety instructions for compressed air systems..............................................................5
3 Important application notes...............................................................................................6
3.1 Avoiding damage to the measuring probe......................................................................6
3.2 Calibration and measuring accuracy..............................................................................6
3.3 Intended application.......................................................................................................6
4 Humidity measurement in compressed air systems.......................................................7
5 Features..............................................................................................................................7
5.1 Typical areas of application............................................................................................7
6 Function .............................................................................................................................8
7 Functional scope................................................................................................................8
8 Mounting of the device......................................................................................................9
8.1 Safety instructions..........................................................................................................9
8.2 Application notes............................................................................................................9
8.3 Procedure for Installation .............................................................................................10
8.4 Mounting.......................................................................................................................10
9 Connection at the compressed air network...................................................................11
9.1 Direct stationery assembly at the compressed air line..................................................11
9.2 Stationery assembly over hose.....................................................................................11
9.3 Application of a pre-filter/water separator.....................................................................12
9.4 Mounting examples......................................................................................................12
9.5 Adjustment of diverting throttle.....................................................................................13
9.6 Connection of power supply.........................................................................................13
9.7 First time operation.......................................................................................................13
9.8 For the rarest of the cases............................................................................................14
10 Operation........................................................................................................................15
10.1 View of device front and the control elements............................................................15
10.2 Description of the Displays.........................................................................................16
10.3 Operation of keys.......................................................................................................16
10.4 Switching on the device..............................................................................................17
10.5 Changing the alarm and Hysteresis value..................................................................18
10.5.1 Switching ON/OFF of alarm generator and indicator LEDs..................................19
10.5.2 Behaviour during alarm........................................................................................19
10.6 Changing the temperature units.................................................................................20
11 Technical data.................................................................................................................21
11.1 Drawing.......................................................................................................................22
12 Connection of external components............................................................................23
12.1 Layout of extension socket in the device....................................................................23
12.1.1 External Signal generator.....................................................................................24
12.1.2 Alarm output.........................................................................................................25
12.1.3 Analog output.......................................................................................................25
12.1.4 RS 232 / 485-Interface.........................................................................................26
12.1.5 Software PCLOG..................................................................................................26
13 Special type of applications..........................................................................................27
13.1 Stationery mounting location with cooling segment....................................................27
13.2 Portable measurements.............................................................................................27
13.3 Maintenance work......................................................................................................28
14 Trouble shooting guide .................................................................................................29
14.1 The measured value is flow dependent and too high (i.e. too humid).........................29
14.2 The measured value is too high (i.e. too humid).........................................................29
14.3 The measured value is too low (i.e. too dry)...............................................................30
14.4 The measured values varies significantly...................................................................30
