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# 342338 | Version 1.3

Differential pressure regulator

HE 5422 / HE 5422 HD

Operating Instructions

(Translation of Original German version)

Содержание HE 5422

Страница 1: ...342338 Version 1 3 Differential pressure regulator HE 5422 HE 5422 HD Operating Instructions Translation of Original German version...

Страница 2: ...ed by 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 oper...

Страница 3: ...1 Section 6 1 Read and set password added section 10 images adapted section 12 Accessories removed section 13 ordering information added section 6 2 Supply voltage revised Bg 25 02 2021 1 2 Chapter 3...

Страница 4: ...D SET PASSWORD 20 6 2 SUPPLY VOLTAGE 21 6 3 INPUTS 22 6 4 OUTPUTS 22 6 4 1 Relay 22 6 4 2 Analogue output 22 6 5 MEASURING HOSE ASSEMBLY AT THE PRESSURE CONNECTION 22 7 DISPLAY AND CONTROL ELEMENTS 23...

Страница 5: ...tted in this manual The manufacturer is not liable for improper use and any resulting personal injury or material damage the risk is borne solely by the user Failure to comply with the above criteria...

Страница 6: ...verity of the danger is indicated by the respective signal word Explosive atmosphere warning sign High Voltage Warning Warning of material damage caused by electrostatic charge Property Damage Warning...

Страница 7: ...tion Danger of Electrocution Never open the device when live Live parts can be exposed when the devices are opened or covers and parts are removed Junction points can also be live Danger of Electrocut...

Страница 8: ...ice is to be decommissioned Secure the device against unintentional operation If the device is interconnected with other devices and or systems consider any potential effects before switching off and...

Страница 9: ...se in zone 22 for dust IP65 Protection type dust tight and protected against water jets The following special regulations must be observed The cables must be correctly inserted through the cable ducts...

Страница 10: ...FSO T 25 C Total error 2 FSO T 0 60 C 1 5 FSO T 0 60 C 1 0 FSO T 0 60 C Connection type pneumatic HE 5422 2 x Schott push in fittings for 6 mm hose outer diameter HE 5422 HD 2 x Schott push in fitting...

Страница 11: ...ble gland HE 5422 2 M25 with multiple sealing insert for 3 lines of diameter 7mm HE 5422 HD 2 M25 with multiple sealing insert for 3 lines of diameter 7mm nickel plated brass Environmental Conditions...

Страница 12: ...ations for use in EX ATEX zones must be observed see section 2 3 Safety in the individual operating phases Note A drilling template can be found on www hesch de When printing please make sure that the...

Страница 13: ...7 mm for HE 5422 HD Dimensions HE 5422 HD die cast aluminium housing Scope of Delivery HE 5422 HE 5422 HD differential pressure regulator Operating Instructions Note Check the delivery for completenes...

Страница 14: ...e Open the case cover to the left up to an angle of 105 Note Make sure to move the screwdriver to the right to prise the hinge open see Figure 3 If the screwdriver is moved to the left the housing cov...

Страница 15: ...the right side of the housing After opening loosen the two screws see Figure 4 with a screwdriver bit size Tx 20 and tighten again when closing the device Open HE 5422 HD housing Note When closing the...

Страница 16: ...Version 1 3 4 3 Mounting the device 4 screws are required to fasten the device to the wall Not included in the scope of delivery Rear of housing Alternative Wall mounting with wall brackets for more...

Страница 17: ...HE 5422 Operating Instructions 342338 Version 1 3 17 5 Device Description 5 1 Summary of device versions 5 1 1 HE 5422 with polycarbonate housing Front view HE 5422 with polycarbonate housing...

Страница 18: ...18 HE 5422 Operating Instructions 342338 Version 1 3 5 1 2 HE 5422 HD with die cast aluminium housing Front view HE 5422 with die cast aluminium housing...

Страница 19: ...for the use of the device must be observed before and during operation The protective conductor connection in the corresponding device carrier must be conductively connected to the protective conduct...

Страница 20: ...password The factory set password is displayed on delivery see also 9 1 Parameter table 2 Press the ENTER key to set a new password 3 The first digit starts to flash Set the desired value using the U...

Страница 21: ...2 HD Otherwise the device is not earthed Note Either 100 240 VAC or 24 VDC must be connected Inside view 1 Open the housing as described in section 4 2 Opening the device 2 Connect existing supply vol...

Страница 22: ...6 4 Outputs 6 4 1 Relay The device has 4 potential free relay outputs The contacts can each be loaded with 250 VAC 5 A 6 4 2 Analogue output The current differential pressure is reported with a non ga...

Страница 23: ...HE 5422 Operating Instructions 342338 Version 1 3 23 7 Display and control elements External display and control elements Internal display elements on the PCB Status LED on p module...

Страница 24: ...crease the displayed value DOWN key decrease the displayed value ENTER key accept the displayed value Display Normal operation current differential pressure Parameterization mode Parameter values Alar...

Страница 25: ...n The LEDs are used in normal operation to display the differential pressure In parameterization mode the selected parameter value is indicated by the respective LED flashing Delta p measuring range H...

Страница 26: ...y to select the desired test function a e a Display of digital inputs start postcl hold i off1 on Shows the status of the start signal Shows the status of the post cleaning signal Shows the status of...

Страница 27: ...point of the display flash 7 Press the PARA key to save the entry 8 2 Differential pressure measurement Figure 13 shows the pressure connections using the example of the device variant with polycarbo...

Страница 28: ...shold is exceeded and ended when the lower cleaning threshold is reached There is a delay time of 5 minutes in order to carry out post cleaning in a normal switch off process without triggering an ala...

Страница 29: ...ure unit from pascal to mbar or vice versa The set unit is shown below the 7 segment display LED or lights up 8 3 2 Activate deactivate precoating and 1 Press the UP and ENTER keys simultaneously to a...

Страница 30: ...g Unit Password Protection against unauthorized parameter changes 0 9999 0001 p Filter s Filter constant for the current differential pressure 0 2 60 0 2 0 s Post cleaning time min The cleaning relay...

Страница 31: ...low alarm message If the value falls below the limit the relay contact is closed unless the post cleaning threshold is undershot within the low alarm delay OFF 5 0 Sensor max OFF Post cleaning thresho...

Страница 32: ...till held after the hold signal disappears 0 999 5 s Maximum hold time Maximum time for which the differential pressure is recorded 0 999 30 s p working range Defines the working range below the upper...

Страница 33: ...it BG cleaning time s Duration of background cleaning 1 3600 300 s Note The threshold values can be set as desired There is no logical check If the values of the lower thresholds are parameterized via...

Страница 34: ...in the parameter menu the password does not have to be entered again and 6 Use the UP and DOWN keys to select the desired parameter The current value is shown on the display 7 Press the ENTER key to c...

Страница 35: ...files or data Instructions for the most important program functions are available from HESCH 9 4 Offset for zeroing Should a zeroing need to be carried out a warm up time of 30 minutes must be observe...

Страница 36: ...3 After 5 seconds codE appears to prompt entry of the password 4 Press the ENTER key to start entering the password 5 After entering and confirming the last digit of the password the control system s...

Страница 37: ...0 1 Normal operation Operation is started by applying the supply voltage The system is controlled via the differential pressure and the inputs of the device Note All digital inputs of a system refer t...

Страница 38: ...following causes lead to an error message see section 11 Error messages 1 Power failure 2 Device fault parameter error 3 p sensor error measuring range exceeded Cleaning relay The cleaning relay is c...

Страница 39: ...HE 5422 Operating Instructions 342338 Version 1 3 39 The current output is not galvanically isolated 0 10 V 0 4 20 mA GND...

Страница 40: ...he hold signal expires again i e the edge falls again the differential pressure that is used is only used for the differential pressure value that has been set after the adjustable hold time after run...

Страница 41: ...eaded connection The differential pressure display shows and the high and low alarm LEDs flash alternately Fault in p module The yellow status LED on the p module does not light up p module is not ins...

Страница 42: ...n 1 3 Display LED Cause Remedy Alarm LED flashes No communication with I O unit Check the connection cable between the I O unit and the control unit for damage Possibly the RJ 45 connector is not prop...

Страница 43: ...he device Disposal Dispatch metals and plastics for recycling The electrical and electronic components must be collected separately and disposed of accordingly Dispose of assembled PCBs in a proper ma...

Страница 44: ...44 HE 5422 Operating Instructions 342338 Version 1 3 13 Declaration of conformity...

Страница 45: ...HE 5422 Operating Instructions 342338 Version 1 3 45...

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