HESCH HE 5731 Compact Operating Instructions Manual Download Page 36 | Manualshive

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HE 5731 Operating instructions

36

# 373344, Version 1.5

Operation of the control

8.4. Differential pressure measurement

Differential pressure measurement (connection adapter optional)

Differential pressure measurement (without connection adapter)

1

2-wire sensors, such as HE 5409, HE 5410, HE 5421 with communication of the
power signal to an external display device (

see chapter 10 Options

2

2-wire sensors, such as HE 5409, HE 5410, HE 5421

3

3-wire sensors with supply and measurement output

4

Providing the measurement value through an analog output

External dis-
play device

External
display device

External
display device

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Summary of Contents for HE 5731 Compact

Page 1: ...373344 Version 1 5 Solenoid valve control HE 5731 Compact Modular Operating instructions English translation German original version...

Page 2: ...Editor HESCH Industrie Elektronik GmbH Documentation Department Copyrights Copyright 2021 HESCH Industrie Elektronik GmbH All rights reserved The content including pictures and the design of these ope...

Page 3: ...ISSIONING 20 6 1 READ OUT AND SET PASSWORD 21 6 2 SUPPLY VOLTAGE 21 6 3 VALVE CONNECTIONS 26 7 PARAMETERISATION 28 7 1 PARAMETERISATION WITH DEVICE KEYBOARD 28 7 2 PARAMETER TABLE 29 7 3 OFFSET FOR ZE...

Page 4: ...rd deleted Chapter 5 2 Readout and set pass word added Chapter 6 1 Parameterization with de vice keyboard revised Chapter 6 6 Reset Default settings re vised Current chapter 6 6 Parameter Protec tion...

Page 5: ...er of valves is from 1 to a maximum of 64 and can be scaled using modular exten sion units The cleaning and de dusting with HE 5731 can be carried out time controlled or differential pressure controll...

Page 6: ...Warning Warning of material damage caused by electrostatic charge Property Damage Warning Note Identifies possible malfunctions and indicates optimum operating conditions DANGER Indicates an imminentl...

Page 7: ...the device becoming dangerous Intentional interruptions are not per mitted If it is suspected that safe operation is no longer possible the de vice is to be decommissioned and secured against uninten...

Page 8: ...d or equipment the effects must be considered and appropriate precautions taken before switching off Machine Identification The HE 5731 Figure 1 is marked with II3D Device category Use in Zone 22 for...

Page 9: ...trols Valves 24 V DC max 1 A 16 valves per device 64 valves per system Pulse time 0 01 9 99 seconds adjustable Break time 1 0 999 seconds adjustable Display 7 segment display 3 digit 14 mm height whit...

Page 10: ...nnections Cross section rigid flex max 2 5 mm flex max 2 5 mm2 without ferrule Rest cross section rigid max 1 5 mm2 flex max 0 75 mm2 with ferrule Mounting Compact housing Wall mounting Mounting posit...

Page 11: ...ns 11 373344 Version 1 5 Device desription 4 Device desription The solenoid valve control HE 5731 is available in different versions 4 1 Overview 4 1 1 HE 5731 Compact HE 5731 Compact HE 5731 E Expans...

Page 12: ...ing unit HE 5731 can be installed with a distance of up to 100 metres away from the control unit The operating unit itself has no valve outputs The valve outputs are located on the control unit see Fi...

Page 13: ...HE 5731 Operating instructions 13 373344 Version 1 5 Device desription HE 5731 Operating unit HE 5731 Modular Operating unit Rear panel HE 5731 Modular Operating unit...

Page 14: ...e also chapter 6 3 Figure 6 shows the control unit where external display devices are connected via a con nection adapter see chapter 10 Options HE 5731 Modular Figure 7 shows the control unit where t...

Page 15: ...Pulse time Break time The number of valves is shown in the display and can be changed Post cleaning cycles are shown in the display and can be changed Total partial cycle is shown in the display and c...

Page 16: ...sation mode On Off UP key increase the displayed value DOWN key decrease the displayed value ENTER key Confirm the displayed value TEST key Test mode On Off Display Normal operation current differenti...

Page 17: ...ial pressure column In normal operation the LEDs display the differential pressure In parameterization mode the selected parameter value blinks to show that it is operational Delta p measuring range H...

Page 18: ...or nominal use specified in the technical data The device version in compact housing may be mounted in areas of explosion class EX ATEX Zone 22 see nameplate on device housing The special regulations...

Page 19: ...t panel mounting housing Scope of delivery HE 5731 Operating instructions 373344 Drilling jig 373222 only for the operating unit HE 5731 Modular Note Upon receipt check the delivery for completeness a...

Page 20: ...ice it must be ensured that no explosive environ mental conditions such as dust exist Warning of material damage caused by electrostatic charge Observe the safety measures according to BS EN 61340 51...

Page 21: ...3 The first number starts blinking Set the requested value with the UP and DOWN keys 4 When the requested key is displayed press the ENTER key 5 Repeat step 3 and 4 to set the second and third number...

Page 22: ...the right of the housing There are devices with 100 240 V AC and devices with 24 V DC supply voltage The supply for the extension units is done using the basic device using terminals 29 30 with 24 VD...

Page 23: ...connected centrally at the control unit The operating unit is con nected to the 24 V DC supply via a patch cable CAT 5 or better The patch cable must not be longer than 100 metres Patch cable is not...

Page 24: ...ial communication is enabled by connecting the A and B connections from device to device The coder switch provides the logical position in the sequence of the controls which do not have to correspond...

Page 25: ...HE 5731 Operating instructions 25 373344 Version 1 5 Electrical Commissioning 6 2 4 Bus structure Warning Having a star formed cabling or branches of the serial connection is not allowed...

Page 26: ...ion of a valve The valve outputs are set up for 24 VDC and 1A The minimum recovery time pause must be or ten times the pulse time when using software version up to 2 04 or the pulse time when using so...

Page 27: ...itch 16 valves maximum can be connected to each device The number of valves that are controlled via this device are set from 1 to 16 by means of the valve coding switch valve 10 15 A F valve 16 0 If t...

Page 28: ...ter menu the password does not need to be entered again 6 Use the UP and DOWN keys to select the required param eter The current value is displayed 7 Press the ENTER key to change the parameter value...

Page 29: ...1 9 over all cycle 0 9 0 0 p measuring range MB 5 0 500 mbar 5 0 mbar 0 35 mbar 5 35 mbar 35 mbar 35 mbar 0 90 mbar 5 90 mbar 35 mbar 90 mbar 0 450mbar 5 450 mbar 35 mbar 450 mbar High alarm mbar Thr...

Page 30: ...st cleaning Threshold mbar The threshold is activated when the lower threshold is exceeded If the threshold is activated and the pressure falls below the threshold a post cleaning cycle is triggered a...

Page 31: ...hed 0 1 30 0 s 2 0 s 2 0 s Low alarm Delay Delay after falling below the low alarm threshold until the low alarm relay is switched The relay is not switched if the value falls below the final clean in...

Page 32: ...UP DOWN simultaneously for 2 seconds The cur rently measured value is inverted and accepted as the off set 5 If the UP DOWN keys are pressed independently the off set value can be set manually 7 4 Par...

Page 33: ...n assigned it must be entered during reset After the reset the password is 0 A new password must be assigned see chapter 6 1 Read out and set password 1 Switch on the device while keeping both keys UP...

Page 34: ...riggering of the valves with the set control times The num ber of cleaning cycles is specified in the parameters Prerequisite The enable input ENABLE is closed 3 To initiate cleaning the enable input...

Page 35: ...ated LED on the TEST key and can be cancelled with the PARA key If the TEST key is pressed longer than 2 seconds the currently triggered valve is operated with the stored pulse and break time and can...

Page 36: ...ement without connection adapter 1 2 wire sensors such as HE 5409 HE 5410 HE 5421 with communication of the power signal to an external display device see chapter 10 Options 2 2 wire sensors such as H...

Page 37: ...tion is required an isolation amplifier e g HE 501 HE 502 must be used Cleaning process The cleaning process is started in normal operation when the upper limit is exceeded and ended when the lower li...

Page 38: ...of the af fected slave device Update the software of the Slave device The differential pressure display shows The differential pressure sig nal is below the permissible measuring range Check differen...

Page 39: ...internal fuse triggers Af ter a recovery time of a few minutes the controller can be switched on again Switch off the operating unit Check whether the am bient temperature is above the permissible Che...

Page 40: ...ly functioning without defects or errors Check the air pressure system The low alarm LED flashes The differential pressure is going below the set limit for longer than 5 min without reaching a post cl...

Page 41: ...cannot be removed again Note The external device display unit or similar which is connected must have a differential or a galvanically isolated current input Otherwise cor rect operation is not guaran...

Page 42: ...igure 12 2 Put the terminal extender with the pin header onto the terminals 17 19 3 Connect the external device see Figure 25 4 Close the housing cover Terminal extender current input output article n...

Page 43: ...ension terminals Device with differential or galvanically separated ana logue input Max burden analogue output 400 Differential pressure measur ing with 2 conductor sensor e g HE 5409 HE 5410 or HE 54...

Page 44: ...put Optional use of the pressure switch The pressure switch p is used to control the mechanical valve function The contact must close when pressure is applied and open when the valve is used Pressure...

Page 45: ...als only in order to avoid static electrification Dispatch metals and plastics for recycling Electrical and electronic components must be collected separately and disposed of accordingly Dispose of as...

Page 46: ...HE 5731 Operating instructions 46 373344 Version 1 5 Declaration of conformity 12 Declaration of conformity You will find the declaration of conformity on www hesch de...

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