background image

10

MEW

MAW

AEP

ASP

Q

[% MEW]

[°C]

T

-24

-10

60

74

81

-31

[°F]

-11

14

140

161

178

-24

[bar]

P

0

-1

16

20

120

100

0

130 

4

3,8

3,5

FOU=OFF

20

20,5

21,5

[mA]

FOU=On

1

2

6

cr.UL UL

OL cr.OL

3
4
5

Fig� 1: Characteristics of the analogue output according to the standard IEC 60947-5-7�

1

analogue signal

2

measured value (volumetric flow, temperature or pressure)

3

detection zone

4

display range

5

measuring range

6

scaled measuring range

Q:

flow

P:

pressure

T:

temperature

MAW: initial value of the measuring range for non-scaled measuring range (With setting of a 

low-flow cut for Q: signal output starting at MAW + LFC → 3.5.)

MEW: final value of the measuring range for non-scaled measuring range

ASP: analogue start point with scaled measuring range

AEP: analogue end point with scaled measuring range

UL: below the display range

OL: above the display range

cr�UL: below the detection zone (error)

cr�OL: above the detection zone (error)

Summary of Contents for 0555 6451

Page 1: ...Operating instructions testo compressed air meter 0555 6451 0555 6452 0555 6453 0555 6454 80290112 00 12 2019 UK...

Page 2: ...ow flow cut off 12 3 6 Simulation 12 3 7 Colour of the characters in the display 13 4 Installation 14 4 1 Installation location 14 4 2 Installation position 14 4 2 1 Inlet and outlet pipe lengths 14 4...

Page 3: ...4 Settings for temperature monitoring 29 9 4 1 Analogue signal temperature OUT1 or OUT2 29 9 5 Settings for pressure monitoring 29 9 5 1 Analogue signal pressure OUT1 or OUT2 29 9 6 User settings opt...

Page 4: ...4 10 Operation 34 11 Error correction 34 12 Maintenance repair and disposal 36 13 Factory setting 36...

Page 5: ...takes to perform a risk assessment and to create a documentation in accordance with legal and normative requirements to be provided to the operator and user of the system This documentation must conta...

Page 6: ...ufacturer assumes no liability or warranty for any consequences caused by tampering with the product or incorrect use by the operator Installation electrical connection set up operation and maintenanc...

Page 7: ...DIN ISO 2533 i e volume flow at 1013 mbar 15 C and 0 relative air humidity The unit can be set to different standard conditions 9 6 7 This is a class A product This product may cause radio interferen...

Page 8: ...stic options A simulation mode allows simplified set up of the sensor 3 1 Processing of the measured signals The unit generates 2 output signals according to the parameter setting OUT1 5 selection opt...

Page 9: ...ide the measuring range or in the event of an internal error the current signal indicated in Fig 1 is provided For measured values outside the display range or in case of a fault messages are displaye...

Page 10: ...one 4 display range 5 measuring range 6 scaled measuring range Q flow P pressure T temperature MAW initial value of the measuring range for non scaled measuring range With setting of a low flow cut fo...

Page 11: ...ble as the current meter reading If a time controlled reset is set the elapsed time of the set reset interval is also saved So the possible data loss can be at most 10 minutes 3 3 2 Counter reset The...

Page 12: ...cess values flow temperature pressure and meter read ing of the totaliser are simulated and their signal chain is reviewed When the parameters cr UL UL OL und cr OL are set the process values that lea...

Page 13: ...ed to green or vice versa Fig 2 r cF red display colour between the limits cFL cFH G cF green display colour between the limits cFL cFH cFL cFH MAW MEW cFL lower limit cFH upper limit MAW initial valu...

Page 14: ...d air equipment must be observed 4 1 Installation location Install the unit downstream of the cold dryer Install the unit near the load The unit can be installed downstream of a maintenance unit If oi...

Page 15: ...diameter Shut off valves and control devices are not allowed directly in front of the unit 4 2 2 Orientation 1 2 3 4 Fig 1 Orientation of the pipe length and the unit 1 pipe length vertical unit any 2...

Page 16: ...he defined tightening torque Type Tightening torque 0555 6451 0555 6452 100 Nm 0555 6453 0555 6454 150 Nm 5 Electrical connection The device must be connected by a qualified electrician Voltage supply...

Page 17: ...on 4 OUT1 analogue signal for volumetric flow analogue signal for temperature analogue signal for pressure OFF 2 OUT2 analogue signal for volumetric flow analogue signal for temperature analogue signa...

Page 18: ...Select parameter Change parameter value hold button pressed Change of the display unit in the normal operating mode RUN mode Lock Unlock buttons pressed simultaneously 10 seconds 5 Enter button Chang...

Page 19: ...ges between the standard indication and two other views After 30 s the device returns to the standard display Running 20 0 l min 1 Totaliser Running 100 l Last Totaliser 0 00 l Time since reset 3 Runn...

Page 20: ...7 2 Main menu and Extended functions EF Process value display RUN ASP1 AEP1 ASP2 AEP2 EF IO L rTo Info OUT1 OUT2 CFG MEM DIS COLR SIM On OFF rES EF OUT1 OUT2 CFG MEM DIS COLR SIM 1h rES T 2h 3h 4h 5h...

Page 21: ...1 FOU1 OUT1 OU On OFF TEMP PRES FLOW SEL2 ASP2 ASP2 FOU2 OUT2 OU On OFF TEMP PRES FLOW IO L rTo Info OUT1 OUT2 CFG MEM DIS COLR SIM rES EF CFG uni T C F LFC rEF P coF rEF T dAP F dAP P uni F l min m s...

Page 22: ...ubmenu MEM DIS IO L rTo Info OUT1 OUT2 CFG MEM DIS COLR SIM rES EF DIS diS L L3 TP L2 Totl L4 diS U d1 d2 d3 diS R 0 90 180 270 diS B 25 50 75 100 OFF Lo P Hi P Lo T Hi F Hi T Lo F MEM L2 Temp L2 Pres...

Page 23: ...EF SIM S TMP OL cr OL cr UL UL S FLW OL cr OL S Tim 1 2 3 4 5 10 S On OFF On S PRS OL RUN COLR cFH T cFH F cFL F cFL T coL F bk wh red green yellow r cF G cF cFH P cFL P coL P bk wh red green yellow r...

Page 24: ...tions uni F standard unit of measurement for volumetric flow uni T standard unit of measurement for temperature uni P standard unit of measurement for pressure dAP F measured value damping for volumet...

Page 25: ...ressure and current totaliser value diS U update rate of display d1 high d2 medium d3 low diS R display rotation 0 90 180 270 diS B display brightness 25 50 75 100 OFF measured value display in the RU...

Page 26: ...ated temperature value S PRS simulated pressure value cr UL measured value below the detection zone error message UL measured value below the display range warning OL measured value above the display...

Page 27: ...Ensure that there will be no malfunctions in your plant During parameter setting the unit remains in the operating mode It continues to monitor with the existing parameter until the parameter setting...

Page 28: ...change param eter values Unlocking Make sure that the unit is in the normal operating mode Press and simultaneously for 10 s until Reset menu lock is displayed 9 1 4 Timeout If no button is pressed fo...

Page 29: ...rTo 9 4 Settings for temperature monitoring 9 4 1 Analogue signal temperature OUT1 or OUT2 Select SELx and set TEMP Select ASPx and set the value at which 4 mA is provided Select AEPx and set the val...

Page 30: ...ect diS B and set the brightness of the display 25 50 75 100 or OFF energy saving mode The display is switched off in the operating mode Error messages are displayed even if the display is deactivated...

Page 31: ...w flow cut off Select LFC and set limit below which a current is evaluated as standstill Menu CFG LFC 9 6 7 Standard conditions Select rEF P and set the standard pressure Select rEF T and set the stan...

Page 32: ...olumetric flow cFL F lower limit value for volumetric flow cFH T upper limit value for temperature cFL T lower limit value for temperature cFH P upper limit for pressure cFL P lower limit for pressure...

Page 33: ...measured Lo F min value of the flow volume measured in the process Hi F max value of the flow volume measured in the process Lo T min value of the temperature measured in the process Hi T max value of...

Page 34: ...splay A standard unit measurement can be defined for the flow rate measure ment the temperature measurement and the pressure measurement 9 6 2 and 9 6 3 and 9 6 4 In addition to the preset standard di...

Page 35: ...ERROR Temp Error Error in temperature meas urement FOU Check temperature meas urement Replace device cr OL Critical over limit Detection zone exceeded FOU Check flow range tem perature range pressure...

Page 36: ...nts Recommendation every 12 months Only the manufacturer is allowed to repair the unit After use dispose of the unit in an environmentally friendly way in accordance with the applicable national regul...

Page 37: ...s dAP P 0 06 s LFC 0555 6451 0 1 m h 0555 6452 0 3 m h 0555 6453 0 5 m h 0555 6454 2 0 m h rEF P 1013 mbar rEF T 15 C coF 0 DIS diS L L3 TP diS U d3 diS R 0 diS B 75 COLR coL F bk wh coL T bk wh coL P...

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