Hach LXV525.99A15551 User Manual Download

Page: 56 / 64

Device

Name

Type

mA-O HVR P-DP M-TCP PRN E/IP

LDO2 sc

Dissolved Oxygen [mg/L]

Float

✓

LDO2 sc

Dissolved Oxygen [ppm]

Float

✓

LDO2 sc

Temperature [°C]

Float

✓

LDO2 sc

Temperature [°F]

Float

✓

Nitratax60 sc

Measurement indicator [%]

Integer

—

✓

Nitratax60 sc

Service indicator [days]

Integer

—

✓

Nitratax60 sc

Set of eight generic tags

Integer

—

✓

Nitratax60 sc

Nitrate NO3 or NOx-N [mg/L]

Float

✓

Nitratax eco sc

Measurement indicator [%]

Integer

—

✓

Nitratax eco sc

Service indicator [days]

Integer

—

✓

Nitratax eco sc

Set of eight generic tags

Integer

—

✓

Nitratax eco sc

Nitrate NO3 or NOx-N [mg/L]

Float

✓

Nitratax plus sc

Measurement indicator [%]

Integer

—

✓

Nitratax plus sc

Service indicator [days]

Integer

—

✓

Nitratax plus sc

Set of eight generic tags

Integer

—

✓

Nitratax plus sc

Nitrate NO3 or NOx-N [mg/L]

Float

✓

Nitratax clear sc

Measurement indicator [%]

Integer

—

✓

Nitratax clear sc

Service indicator [days]

Integer

—

✓

Nitratax clear sc

Set of eight generic tags

Integer

—

✓

Nitratax clear sc

Nitrate NO3 or NOx-N [mg/L]

Float

✓

Nitratax sc (Germany
only)

Measurement indicator [%]

Integer

—

✓

Nitratax sc (Germany
only)

Service indicator [days]

Integer

—

✓

Nitratax sc (Germany
only)

Set of eight generic tags

Integer

—

✓

Nitratax sc (Germany
only)

Nitrate NO3 or NOx-N [mg/L]

Float

✓

PHOSPHAX sc LR

Measurement indicator [%]

Integer

—

✓

PHOSPHAX sc LR

Service indicator [days]

Integer

—

✓

PHOSPHAX sc LR

Set of eight generic tags

Integer

—

✓

PHOSPHAX sc LR

Phosphate-Phosphorus PO4-P
[mg/L or ppm]

Float

✓

PHOSPHAX sc LR

Phosphate PO4 [mg/L or ppm]

Float

✓

PHOSPHAX sc LR

Phosphorus Pentoxide
P2O5 [mg/L or ppm]

Float

✓

PHOSPHAX sc MR

Set of eight generic tags

Integer

—

✓

PHOSPHAX sc MR

Measurement indicator [%]

Integer

—

✓

PHOSPHAX sc MR

Service indicator [days]

Integer

—

✓

English

Summary of Contents for LXV525.99A15551

Page 1: ...DOC343 52 90690 SC4500 08 2022 Edition 3 User Manual ...

Page 2: ......

Page 3: ...2 Remove the high voltage barrier 15 3 3 3 3 Wiring for power 15 3 3 3 4 Connect conduit or a power cord 17 3 3 4 Connect the high voltage relays 18 3 3 5 Install an expansion module 20 3 4 Close the cover 20 3 5 Connect measurement devices 21 Section 4 User interface and navigation 22 4 1 Measurement window 23 Section 5 Startup 23 5 1 Menu structure 24 5 2 Enter initial settings 25 Section 6 Oper...

Page 4: ...t IP 41 6 5 7 Configure the PROFINET 41 6 6 Hach Controller Network Bus configuration 42 6 7 Prognosys diagnostic system 42 6 8 Claros 42 6 9 Enter license key 43 6 10 Show the instrument information 43 Section 7 Maintenance 43 7 1 Clean the instrument 44 7 2 Unlock the controller cover 44 7 3 Fuse replacement 44 7 4 Battery replacement 44 Section 8 Troubleshooting 45 Section 9 Replacement parts a...

Page 5: ...tive humidity 0 to 95 non condensing Altitude 2000 m 6562 ft maximum Display 3 5 inch TFT color display with capacitive touchpad Measurement Two device digital SC connectors Relays high voltage Two relays SPDT Wire gauge 0 75 to 1 5 mm2 18 to 16 AWG AC controller Maximum switching voltage 100 240 VAC Maximum switching current 5 A Resistive 1 A Pilot Duty Maximum switching power 1200 VA Resistive 3...

Page 6: ...ect processes during a possible equipment malfunction Please read this entire manual before unpacking setting up or operating this equipment Pay attention to all danger and caution statements Failure to do so could result in serious injury to the operator or damage to the equipment Make sure that the protection provided by this equipment is not impaired Do not use or install this equipment in any ...

Page 7: ... of the FCC Rules Operation is subject to the following conditions 1 The equipment may not cause harmful interference 2 The equipment must accept any interference received including interference that may cause undesired operation Changes or modifications to this equipment not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment This eq...

Page 8: ...T I C E The controller is supplied with a protection foil installed on the display Make sure to remove the protection foil before the controller is used The SC4500 is a 2 channel controller for digital analytical devices e g sensors and analyzers Refer to Figure 1 The controller shows sensor measurements and other data on the display can transmit analog and digital signals and can interact with an...

Page 9: ...oller can connect to a PLC through Industrial Ethernet Protocol including a EtherNet IP solution Line Star and Ring topologies are available PROFINET module Slot 2 The controller can connect to a PLC through the Industrial Ethernet Protocol which includes a PROFINET solution Line Star and Ring topologies are available 4 20 mA input module Slot 3 or 4 Lets the controller accept one analog input 0 2...

Page 10: ...er inch ID 4x 4 Vibration isolation gasket for pipe mount 10 Keps hexnut M5 x 0 8 4x 5 Vibration isolation washer for pipe mount 4x 11 Pan head screws M5 x 0 8 x 15 mm 4x 6 Bracket for wall and pipe mounting 7 12 Pan head screws M5 x 0 8 x 100 mm 4x 8 Section 3 Installation D A N G E R Multiple hazards Only qualified personnel must conduct the tasks described in this section of the document 7 A br...

Page 11: ... where the power disconnect device for the controller is easily operated Attach the controller upright and level on a flat vertical surface As an alternative attach the instrument to a panel vertical pole or horizontal pole Make sure that the device is in a location where there is sufficient clearance around it to make connections and to do maintenance tasks Make sure that there is a minimum of 16...

Page 12: ...le Attach the controller upright to a pole or pipe horizontal or vertical Make sure that the pipe diameter is 19 to 65 mm 0 75 to 2 5 in Refer to the illustrated steps in Figure 4 and Product components on page 8 for the necessary mounting hardware 10 English ...

Page 13: ...e sure to use the template in the up position to install the controller vertical Refer to Figure 5 Note If using the bracket optional for panel mounting push the controller through the hole in the panel and then slide the bracket over the controller on the back side of the panel Use the four 15 mm pan head screws supplied to attach the bracket to the controller and secure the controller to the pan...

Page 14: ...internet access to the controller through a customer network Ethernet connectors for Industrial Ethernet Protocols EtherNet IP or PROFINET Digital SC connectors for sc digital sensors sc digital gateways and analyzers A color code identifies the connectors The LAN connectors are green The EtherNet IP or PROFINET connectors are yellow The sc digital sensor connectors are black Refer to Table 1 for ...

Page 15: ...Table 1 Options for each connector and fitting Device 111 2 Option12 3 4 5 6 7 sc digital sensor sc digital gateway or analyzer X X Analog sensor X X 4 20 mA input X X 4 40 mA output X Profibus DP module X USB Box X LAN LAN Split Chaining LAN Modbus TCP Mix IEP EtherNet IP IEP only LAN EtherNet IP Mix IEP PROFINET IEP only LAN PROFINET Mix IEP 9 To connect an analog sensor or 4 20 mA input to the ...

Page 16: ...ist strap connected by a wire to earth ground Work in a static safe area with anti static floor pads and work bench pads 3 3 3 Power connections D A N G E R Multiple hazards Only qualified personnel must conduct the tasks described in this section of the document D A N G E R Electrocution hazard Always remove power to the instrument before making electrical connections If the controller does not h...

Page 17: ... remove the barrier while power is supplied to the controller Make sure that the barrier is installed before power is supplied to the controller Remove the high voltage barrier to get access to the high voltage wiring Refer to Figure 8 Figure 8 High voltage barrier 3 3 3 3 Wiring for power D A N G E R Electrocution hazard Protective Earth Ground PE connection is required English 15 ...

Page 18: ...l Supply power to the instrument with conduit or a power cable Make sure that a circuit breaker with sufficient current capacity is installed in the power line The circuit breaker size is based on the wire gauge used for installation For installation with conduit Install a local disconnect for the instrument within 3 m 10 ft of the instrument Put a label on the disconnect that identifies it as the...

Page 19: ... conduit or wiring to a power cord Regardless of the wire used the connections are made at the same terminals The power cable plug is used to connect and disconnect power to the controller For installation in conduit the installed local disconnect is used to connect and disconnect power to the controller Refer to Figure 9 and Table 2 or Table 3 to connect conduit or a power cord Insert each wire i...

Page 20: ...instrument W A R N I N G Explosion hazard This manual is only for installation of the unit in a non hazardous location For installation of the unit in hazardous locations use only the instructions and approved control drawing provided in the hazardous location installation manual C A U T I O N Fire hazard Relay loads must be resistive Always limit current to the relays with an external fuse or bre...

Page 21: ...le or a pin type terminal on the end Note Make sure that all of the cables stay below the cable limit line printed on the PCBA to prevent interferences with the high voltage barrier The current to the relay contacts must be 5 A resistive only load 1250 VA 125 W resistive only load or less Make sure to have a second switch available to remove power from the relays locally in case of an emergency or...

Page 22: ...ver D A N G E R Electrocution hazard High voltage wiring for the controller is connected behind the high voltage barrier in the controller enclosure The barrier must remain in place except when installing modules or when a qualified installation technician is wiring for power relays or analog and network cards N O T I C E Close the controller cover and make sure that the cover screws are tight to ...

Page 23: ...nect digital devices e g sensors and analyzers to the device connectors on the instrument Refer to Figure 12 Keep the device connector caps for future use Make sure that the device cables do not cause a trip hazard and do not have sharp bends Figure 12 Connect a device English 21 ...

Page 24: ...tail window 4 Prognosys icon optional 2 Diagnostic bar shows system messages and alarm conditions push on the bar to see the system errors and warnings Shows pending tasks and information about the system 5 Carousel icon swipe on the screen to left or right to show other screen views 3 Status bar Table 5 Icon descriptions Icon Description Icon Description Push to show the Main menu 3G 4G signal st...

Page 25: ...ckground color is red there is an error for the sensor A small icon shows when the error or warning is in a different screen view Swipe left or right to go the screen with the error or warning or push the icon to go directly to the device detail window When the sensor is not in operation the inactive condition shows on the measurement window Prognosys if available The Prognosys icon shows when the...

Page 26: ...5 1 Menu structure 24 English ...

Page 27: ...touchscreen is disabled and there are no active areas in the display Touch the screen and swipe up to set the screen back to on Note The manufacturer strongly recommends not to disable the Screen lock setting The Screen lock setting prevents unwanted touches on the screen especially in outdoor installations Waiting time Sets the inactivity period after which the controller locks the screen Options...

Page 28: ... When applicable select LAN port configuration Enter the settings as follows a If the customer network supports Dynamic Host Configuration Protocol DHCP set the option to on default to get an IP address automatically The display shows the MAC address of the selected port b If the customer network does not support DHCP set the option to off and complete the settings with IP addresses supplied by th...

Page 29: ... to the documentation supplied with the USB box cellular for more information about the cellular network installation Note Follow all the cellular manufacturer recommendations and guidance 2 Push the main menu icon then select Controller Connectivity Cellular 3 Make sure that the Cellular connectivity button is set to on 4 Enter the settings Option Description Provider Sets the Provider name Acces...

Page 30: ...the display for the 0 20 mA or 4 20 mA Signal average Sets a time in seconds that the controller records the measured input currents The input current value is the average value of the recorded input currents during the configured time Display resolution Sets the resolution of the values shown Options XXXX XXX X XX XX or X XXX Select scale Sets the input current range Options 0 20 mA or 4 20 mA Da...

Page 31: ... the connected sensors and module Service logs Downloads diagnostic data 5 If Logs is selected select the sensors and expansion modules from which the controller will download the data 6 When the download is complete remove the USB flash drive Note The USB icon in the front panel flashes to show data transmission Wait until the icon stays on to remove the USB flash drive 7 Close the USB cover 6 4 ...

Page 32: ...done the firmware for the digital sensors 4 20 mA input module analog sensor module sc digital gateway and Profibus DP interface are updated if installed Note There is no firmware installed on the analog sensors The analog sensor firmware is installed on the analog sensor modules and sc digital gateways 1 Visit www hach com and download the latest software version for the connected SC sensors Note...

Page 33: ...ntroller software version shows on the display After a firmware restore make sure to examine the controller configuration and change it as necessary A firmware restore procedure can have an effect on the controller configuration connectivity configuration and other software options outputs installed expansion modules data log Note If the restored software is a very old version the controller compa...

Page 34: ...minutes 20 minutes or 30 minutes 3 Complete the settings based on the Function setting Alarm function Option Description Phase Sets the relay condition when the process value is out of the controlled band Options Direct control or Reverse High alarm Sets the maximum value of the controlled band in the selected parameter unit Low alarm Sets the minimum value of the controlled band in the selected p...

Page 35: ...s the time expires the relay is set ON regardless of the process value OnMin TIMER Sets a minimum period of time During this period the relay is set ON when passing the corresponding limit The relay can only be set OFF after the period has expired and after this expiration will be set OFF dependent on the process value OffMin TIMER Sets a minimum period of time During this period the relay is set ...

Page 36: ...process value which leads the PWM ratio to 0 Duty cycle set to Direct control Manual output Additionally the on off ratio can be set condition Mode is set to Manual Note that this ratio cannot exceed a value beyond the values set in the Minimum and Maximum menus Phase Reverses the leading sign of the control deviation for the PID controller Minimum Sets the minimum pulse ratio Maximum Sets the max...

Page 37: ...f the control deviation for the PID controller can be reversed Relay setpoint Sets the process value which is controlled by the PID controller Dead zone The dead zone is a band around the setpoint In this band the PID controller does not change the output frequency This band is determined as setpoint dead zone The dead zone stabilizes the PID controlled system which have a tendency to oscillate Pr...

Page 38: ...l Sets the relay ON for the time set in the DURATION menu Sets the relay OFF for the time set in the Relay off time menu Reverse Sets the relay OFF for the time set in the DURATION menu Sets the relay ON for the time set in the Relay off time menu Relay contact status Displays and logs the status of the relay contact ON or OFF Next toggle Shows the seconds until the relay will toggle System error ...

Page 39: ...Integral or Derivative controller Transfer Sets the transfer value shown on the analog output when the selected source reports an internal error is disconnected from the system or its output mode is set to Transfer Default 10 mA Current Shows the calculated output current in mA By default the calculated output current value is not the same as the real output current The real current output is base...

Page 40: ...egral Sets the integration part of the PID controller Derivative Sets the derivative part of the PID controller Snap shot Shows the snap shot value 5 Push OK to apply the changes 6 Push the main menu icon then select Outputs mA outputs Test Maintenance The Test Maintenance menu lets the user do a test of the internal plug in the expansion cards 7 Select an option Option Description Function test D...

Page 41: ...255 of the Modbus secondary device configured in the Telegram menu Virtual modbus slave Adds virtual secondary devices The virtual secondary devices are copies of devices configured in the Telegram menu When set to on the virtual device is enabled When set to off default the virtual device is disabled Data order Sets the byte sequence for the transmission of floating point values A floating point ...

Page 42: ...P 2 Set the Profibus DP button to on 3 Select an option Option Description Profibus DP Selects one of the options that follow Fieldbus address Changes the slave address Data order Sets the byte sequence for the transmission of floating point values A floating point value has 4 bytes Options Normal IEEE Float Big Endian default The pairs are not changed The Normal Data order mode can be used with a...

Page 43: ... to find all of the parameters related to dissolved oxygen A message shows the quantity of parameters found Push OK 3 Select Parameter to go to the list of parameters found 4 Select one parameter then push OK 5 Select Unit to select one unit based on the selected parameter 6 Apply changes to save the configuration 7 Do the steps again for the other text parameters or go back to the Profibus DP men...

Page 44: ...gain and HCNB is enabled For additional information refer to the SC4500 network documentation available on the manufacturer s website 6 7 Prognosys diagnostic system The Prognosys diagnostic system shows the status of maintenance tasks and gives the status of the instrument condition The measure indicator monitors the instrument components and uses the information to show the condition of the inst...

Page 45: ... information Shows information about the controller and connected SC sensors Shows the controller connection status 1 Push the main menu icon then select Information 2 Select an option Option Description Controller details Shows the controller serial number installed software package the user defined facility and location of the controller SC Devices details Shows the data for the connected device...

Page 46: ...n the controller cover If necessary use a flat screwdriver to push at the hinge groove and unlock the controller cover Refer to Figure 16 Figure 16 Unlock the controller cover 7 3 Fuse replacement Fuses are not user serviceable items The need for fuse replacement in controllers indicates severe technical failure and is therefore considered to be a service activity If a blown fuse is suspected cont...

Page 47: ...nal devices analog sensors digital sensors or analyzers If a digital sensor and two analog modules are connected only the two analog modules are seen by the controller Analog modules are 4 20 mA input modules and sensor modules Two devices are connected to the same channel Make sure that the analog module and the digital sensor are not connected to the same channel Refer to items 3 and 4 in Figure...

Page 48: ...s not possible Contact technical support Error code 4 The firmware version is already a restored version It is only possible go back to the firmware version installed on the controller before the firmware update The user can not downgrade the controller firmware Download failed A problem occurred while downloading the log files USB flash drive issue Push Yes to try again If the error shows again r...

Page 49: ...mine the controller connectivity Refer to Show the instrument information on page 43 Examine the cellular signal strength Move the USB box to a location with higher signal strength Examine the SIM card settings provider APN etc Make sure that prepaid SIM card has credit Make sure that the SIM card data volume is not exceeded Wi Fi internet access Examine the controller connectivity Refer to Show t...

Page 50: ...1 M20 Hole Plug LXZ525 99 00008 Expansion modules Description Item number SC4500 mA output module five outputs LXZ525 99 D0002 SC4500 Profibus DP network module LXZ524 99 00007 SC4500 PROFINET upgrade Kit LXZ525 99 C0001 SC4500 EtherNet IP upgrade Kit LXZ525 99 C0002 SC4500 Modbus TCP upgrade Kit LXZ525 99 C0003 SC4500 connector upgrade Kit includes cable nut and cap LXZ525 99 00001 SC4500 mA inpu...

Page 51: ...ce HVR Applicable to high voltage relay source P DP Applicable to Profibus DP Telegram M TCP Applicable to Modbus TCP Telegram PRN Applicable to PROFINET Telegram E IP Applicable to EtherNet IP Telegram Notes 1 The first eight rows in the table that follows are the generic tags The set of eight generic tags show on all of the SC devices The tags are applicable in Telegram for Profibus DP Modbus TC...

Page 52: ...4500 refer to Note 3 Measurement 1 Float SC4500 Measurement 10 Float SC4500 Measurement 11 Float SC4500 Measurement 12 Float SC4500 Measurement 13 Float SC4500 Measurement 14 Float SC4500 Measurement 15 Float SC4500 Measurement 16 Float SC4500 Measurement 2 Float SC4500 Measurement 3 Float SC4500 Measurement 4 Float SC4500 Measurement 5 Float SC4500 Measurement 6 Float SC4500 Measurement 7 Float S...

Page 53: ...lue 7 Float Profibus DP External measurement value 8 Float PROFINET Set of eight generic tags Integer PROFINET External measurement value 1 Float PROFINET External measurement value 2 Float PROFINET External measurement value 3 Float PROFINET External measurement value 4 Float PROFINET External measurement value 5 Float PROFINET External measurement value 6 Float PROFINET External measurement valu...

Page 54: ...ight generic tags Integer AMTAX sc Ammonium NH4 ch1 mg L or ppm Float AMTAX sc Ammonium NH4 ch2 mg L or ppm Float AMTAX sc Ammonium NH4 N ch1 mg L or ppm Float AMTAX sc Ammonium NH4 N ch2 mg L or ppm Float AMTAX sc Cleaning solution level Float AMTAX sc Enclosure temperature C Float AMTAX sc Last electrode exchange date Float AMTAX sc Last membrane exchange date Float AMTAX sc mV from active Sampl...

Page 55: ...ce indicator days Integer N ISE sc Set of eight generic tags Integer N ISE sc Chloride Cl mg L Float N ISE sc Nitrate NO3 mg L Float N ISE sc Nitrate NO3 N mg L Float N ISE sc Temperature C Float N ISE sc Temperature F Float CL 17 sc Measurement indicator Integer CL 17 sc Service indicator days Integer CL 17 sc Set of eight generic tags Integer CL 17 sc Vol mL min Float CL 17 sc Free chlorine mg L...

Page 56: ...itrate NO3 or NOx N mg L Float Nitratax clear sc Measurement indicator Integer Nitratax clear sc Service indicator days Integer Nitratax clear sc Set of eight generic tags Integer Nitratax clear sc Nitrate NO3 or NOx N mg L Float Nitratax sc Germany only Measurement indicator Integer Nitratax sc Germany only Service indicator days Integer Nitratax sc Germany only Set of eight generic tags Integer ...

Page 57: ...teger PHOSPHAX sc HR Service indicator days Integer PHOSPHAX sc HR Cleaning solution level Float PHOSPHAX sc HR Phosphate Phosphorus PO4 P ch1 mg L or ppm Float PHOSPHAX sc HR Phosphate Phosphorus PO4 P ch2 mg L or ppm Float PHOSPHAX sc HR Phosphate PO4 ch1 mg L or ppm Float PHOSPHAX sc HR Phosphate PO4 ch2 mg L or ppm Float PHOSPHAX sc HR Phosphorus Pentoxide P2O5 ch1 mg L or ppm Float PHOSPHAX s...

Page 58: ...height m Float SONATAX sc Sludge level ft Float SONATAX sc Sludge level m Float TSS sc Set of eight generic tags Integer TSS sc Solid Float TSS sc Solid g L Float TSS sc Solid mg L Float TSS sc Solid ppm Float TSS sc Turbidity EBC Float TSS sc Turbidity FNU Float TSS sc Turbidity FTU Float TSS sc Turbidity NTU Float TSS sc Turbidity TEF Float TU5300 sc Set of eight generic tags Integer TU5300 sc M...

Page 59: ...aturb Seawater Set of eight generic tags Integer Ultraturb Seawater Turbidity Float 1720E Low Range Turbidimeter Set of eight generic tags Integer 1720E Low Range Turbidimeter Turbidity Float UVASplus sc Set of eight generic tags Integer UVASplus sc Selected Parameter selected unit Float UVASeco sc Set of eight generic tags Integer UVASeco sc Selected Parameter selected unit Float 1200 S sc V2 Set...

Page 60: ...sc Concentration mg L Float 9185 sc Concentration ppb Float 9185 sc Concentration ppm Float 9185 sc Concentration ug L Float 9185 sc Current nA Float 9185 sc Current uA Float 9185 sc Temperature C Float 9185 sc Temperature F Float 9185 sc pH pH Float 9187 sc Set of eight generic tags Integer 9187 sc Concentration mg L Float 9187 sc Concentration ppb Float 9187 sc Concentration ppm Float 9187 sc Co...

Page 61: ...ature C Float D3700 sc analogic 6120800 gateway Temperature F Float 34yyxx analog Gateway 6120700 Set of eight generic tags Integer 34yyxx analog Gateway 6120700 Conductivity Float 34yyxx analog Gateway 6120700 Resistivity Float 34yyxx analog Gateway 6120700 Salinity ppt Float 34yyxx analog Gateway 6120700 Temperature C Float 34yyxx analog Gateway 6120700 Temperature F Float 34yyxx analog Gateway ...

Page 62: ...log Gateway 6120600 Temperature F Float RC and PC analog Gateway 6120600 pH pH Float 8362 sc panel pH ORP V5 Set of eight generic tags Integer 8362 sc panel pH ORP V5 ORP mV Float 8362 sc panel pH ORP V5 pH pH Float 8362 sc panel pH ORP V5 Temperature C Float 8362 sc panel pH ORP V5 Temperature F Float 60 English ...

Page 63: ......

Page 64: ... orders hach com www hach com HACH LANGE GMBH Willstätterstraße 11 D 40549 Düsseldorf Germany Tel 49 0 2 11 52 88 320 Fax 49 0 2 11 52 88 210 info de hach com www de hach com HACH LANGE Sàrl 6 route de Compois 1222 Vésenaz SWITZERLAND Tel 41 22 594 6400 Fax 41 22 594 6499 Hach Company Hach Lange GmbH 2021 2022 All rights reserved ...

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