MOUNTING AND OPERATING INSTRUCTIONS
Contents
1. DS measurement in flow meter DN 15 20 only PS measurement in flow meter DN 15 20 only ENG q lt p lt Knurled nut 2 3 Connecting temperature probe cables Pierce the first and second cable ducts of the integrator from the left Pull the cable of the supply temperature probe warmer pipe through the first duct and the cable of the return temperature probe through the second throughput from the left Make a loop to resist tension and loop over the corresponding support cf figure Connect wires according to the plan of terminal connections protected against wrong polarity to the terminal strip CF Echo Il 4 E 6 temperature temperature probe probe The color of the wires polarity is irrelevant Cable glands 1 425 075 mm T probe supply 4 25 0 75 mm T probe return 6 1 mm mains power supply optional 425 075 mm optional 425 075 mm optional 6 1 mm T probe supply optional 6 1 mm T probe return optional 375 075 mm flow meter ON on KR WN 61 Power supply Lithium Three types of power supply are available As standard system is fitted with a 6 years battery Battery for 6 years Type 2 x lithium 3 6 V AA soldered to an insert board Use only original battery Do not recharge open heat to more than 100 C expose to an open flame or immerse in water Do not dispose through domestic waste2. Dispose in accordance to local government regulations Connect battery using plug in connectors Place the battery into the corresponding recess In the integrator casing and engage CAUTION when the battery has been disconnected more than one minute it may become necessary to reset the interior clock Optional 12 years battery available on request Mains module Mains voltage 230 V15 Mains frequency 50 Hz 2 Maximum power requirement 1 VA Type of cable 2 wires no earth Cable diameter 45mm 740 MM Section of wire 05 2 5 mm Heat meters with mains power supply must be connected according to installation instructions The mains power supply must be protected against voltage failures Protective systems circuit breakers must be used in order to ensure secure disconnection of the unit from the mains in case of electric trouble breaking current lt 1A An emergency circuit breaker should be e installed within reach e clearly recognizable as an emergency breaker e cut off both wires e clearly show the on off position The connecting cable of themains option must be directly connected to the breaker switch Cut off grid voltage breaker switch Open meter casing and connect the mains power supply using the plug Introduce the mains option board into the corresponding recess in the casing Pierce the third cable gland from the right and pull through mains cable Clamp the cable using the tension reli
3. 8 8 165 125 x A 1 LV 165 a oe i W m Fo N Do a vi i _ 7 f h z 77 3 2 Mounting instructions i Never carry out welding or drilling work near the meter Leave the meter in its original package until all connections insulating painting and cleaning tasks have been performed e Always install the meter according to the mounting position indicated on the nameplate supply or return e The flow meter may be installed either horizontally or vertically but not upside down The heat meter must be protected against shocks and vibrations which might occur at the place of installation When charging the pipes with water isolation valves must be opened slowly Thread and flange connections of the meter must match with the nominal width DN and nominal pressure PN according to EN 1092 of the corresponding counterparts of the pipes The metering unit must not be subject to excessive tensions caused by pipes or molded parts The pipes of the heating system must be secularly fastened before and after the flow meter In case of flange connections all bolts must be used and tightened All bolts nuts and gaskets used must comply with the nominal width DN the pressure level PN the maximum admissible temperature and pressure Flow direction e g rising pipe Flow direction Vertical mounting Horiztonal mounting 4 Mounting of the integrator 41 Mounting of the integrato
4. UK Office Keison Products P O Box 2124 Chelmsford Essex CM1 3UP England Tel 44 0 1245 600560 Fax 44 0 1245 808399 Email sales keison co uk Please note Product designs and specifications are subject to change without notice The user is responsible for determining the suitability of this product
5. in cooling circuits For these types of products the heat meter unit has been especially identified and programmed at the factory for utilization in cooling systems Handling LC display and utilization of the option boards is essentially in accordance with the heat meter unit all energy and power output related display values M Bus data and remote display impulses being related to cooling energy The integrator is programmed for installation of the flow meter in the warm pipe of the cooling system return of the cooling system A version programmed for the installation of the flow meter in the cold pipe also is available as an option Utilization for air conditioning Air conditioning system Cools the system Consumption of cooling energy 9 2 Integrator for utilization in combined heating cooling circuits For these product versions the integrator has been identified and programmed at the factory especially for utilization in air conditio ning systems with combined heating and cooling operation Handling LC display and utilization of the option boards is essentially in accordance with the heat meter The following special charac teristics must be taken into account Boundary conditions for the metering of heating and cooling energy e Heating energy is measured as soon as the temperature difference AT exceeds 0 5 K AT supply temperature Tv return temperature Tr e Cooling energy is measured as
6. refer to point 8 for more detailed information 7 3 4 Maximum value display display level 2 The actual monthly maximum values for power output flow and flow temperature are displayed with the corresponding time stamp Internally 13 monthly maximum values are stored for each case which may be read out over the M Bus or the optical interface The duration of period to assess the maximum values is 60 minutes The duration of period may be varied over the M Bus or the optical interface within a range of 1 min 1440 min 1 day 7 3 5 Operating trouble alarm display level 2 In case of operating trouble CF Echo II displays a symbol K When this trouble alarm appears maintenance should be called CF Echo II shows detailed information concerning operating troubles in special display levels cf description of display Display level gt operation shut down code AO trouble with temperature recording 1 supply temperature probe is not connected pipe is interrupted or broken 2 return temperature probe is not connected pipe is interrupted or broken 3 negative temperature difference temperature probes were exchanged except in case of combined heating cooling metering 4 Analog to digital converter is broken instrument must be replaced Al 2 Display level operation shut down code optional 95 7 Al trouble with flow measurement 3150 i 1 backflow in meter or in pipe system 2 air in the pipe system br
7. soon as the temperature difference AT remains below 0 5 K and flow temperature is less than 25C LC display e Display of cooling energy is carried out in a supplementary register in the Ist display level In order to differentiate from heating energy a thermometer symbol being displayed simultaneously e 13 due day values end of the month values for cooling energy may be called up in the 3rd display level Option boards for remote display e The option board outputs are marked E for energy and V for volume For this type of product pulses proportional to the cooling energy are output at the cooling energy output marked V This type of product is programmed for installation of the flow meter in the return pipe of the air conditioning system cold pipe during operation as heating warm pipe during operation for cooling A version programmed for the installation of the flow meter in the supply pipe also is available as an option Wilization tor air conditioning Corer ol Air condi boring cooling enemy SySlErn Cools the system LJ lilwrealicnns ka healing Consumpuan of healing energy Healing sysler leats the system HE 0031 0 EN 11 07 Copyright 2007 Actaris reserves the right to change these specifications without prior notice Thank you for reading this data sheet For pricing or for further information please contact us at our UK Office using the details below le
8. GU ACTARIS an Itron Company MOUNTING AND OPERATING INSTRUCTIONS CF Echo II 2 2 Metering a oe Delivery CF Echo II fee Compact heat meter with 1 wall mounting bracket removable calculator 1 package with material 1 connected flow meter for sealing screws walll 2 temperature sensors plugs 6 mm optional set of gaskets Required tools 3 mm screw driver Wrench Crosstip screwdriver Flow Meter General indications Heat meter CF Echo II is a sophisticated electronic measuring instrument The following instructions must be carefully observed in order to esnure correct mounting and to fulfill all safety and guarantee conditions Advice concerning safety Hot water circuits and mains power supplies run under high temperatures and pressures as well as under high voltages When operated incorrectly these may cause serious injuries Due to this the measuring units may only be installed by qualified and trained personnel The casings of the heat meters are designed for cold warm and hot water with the characteristic values specified for each case excluding any other liquid If the integrator casing is submitted to strong shocks impacts drops from more than 60 cm height or similar stresses the heat meter must be replaced Pipes must be earthed Before opening the meter mains voltage optional must be isolated CE marks and protective classes Metering unit CF Echo II fulfils all requirements of EC g
9. d on the outside with a soft damp cloth Do not use detergents e Installation must be carried out according to DIN 4713 or DIN EN 1434 lt 3 Mounting the flow meter 31 Operating conditions dimensions and materials The operating parameters of the heating circuit must no exceed given values Nominal pressure 16 25 bars operating temperature 130 C short term maximum temperature 150 C For further technical data cf table Thread connection Thread after ISO 228 Stainless steel EPDM Connection Transducer materials O ring brass Cu Zn36 Pb2 AS bronze Cu Pb5 Sn5 Zn5 10 5a t00 150 260 150 260 260 25 G1 1 4B 1 4B G2B 28 5 0 08 Pipe materials _ Nominal flow qp Qn m h N Max flow qs m h Min flow qi I h Startup flow I h Build in length L1 mm 190 Nominal diameter N N D O16 N w ro 5 40 N h w ojo u a ho gt ojala eS Thread connection G High A mm Weight kg Internal diameter di mm Rho o Y iN plays N foc Pressure loss at qp bar Flange connection Connection Flanged after ISO 7005 3 PN 25 Transducer materials Stainless steel O ring EPDM Pipe materials Nominal flow q Qn mah 06 15 25 3 5 Max flow qs m3 h Startup flow Vh 20 Build in length L1 mm 190 300 270 50 8 1 09 270 50 123 250 5 O 123
10. eving system Connect wires to terminals No 27 and 28 safe guard against wrong polarity strip 8 mm of insulation Close casing lid and switch on mains voltage a 3 Start up Check all functions especially the correct display of temperatures and volume flow If the casing was opened e replace upper part of casing and screw together e secure screws with users seal use supplied plastic seals or wire seals 7 Operating instruction CF Echo ll A heat meter is a measuring instrument used to measure the energy released in a heating or cooling system A compact heat meter consists of the partial components formed by the pair of temperature probes the flow meter and the integrator the complete instru ment in itself being subject to compulsory calibration when in commercial utilization The meter collects the measuring values of the pair of probes and of the flow meter permitting the display of diverse data over 3 separate display levels Display level 1 billing level cumulated energy and volume display Display level 2 service level actual operating data of the heat meter Display level 3 due date level 13 months values for cumulated energy and volume 71 LC display and signification of segments W YI 1 AND wil b Mm vini MAX II Ww WA IE 1 Alarm symbol energy measurement stopped for cause of trouble cf 7 3 5 2 Dirt alarm energy measurement continued cleaning of the flow sens
11. ntegrator time and date optional Water meter 2 optional Maximum power display day month year time permanent change of display 8US 2e ic34 M Bus secondary address M Bus primary address oot UUI e Maximal flow value 8US e day month year time 3 permanent change of display S5 19 M Bus secondary address oe digits 5 8 Maximal temperature day month year time H dr epo permanent change of display M Bus baudrate Pulse weight water meter 1 2 optional gias 3 5688 6l Due day values energy month 1 13 0105S 3 70 135 Due day values cooling energy month 1 13 optional Due day values volume month 1 13 Due day values water meter 1 2 month 1 13 optional Soft 3 iS 36 Software Version 7 3 Indications concerning special display functions partly optional depending on type of unit 7 31 Energy and volume index display levels 1 and 3 The energy unit is programmed at the factory As a standard energy is displayed in MWh optionally KWh or GJ are possible 7 3 2 Cooling energy display level 1 Display of cumulated cooling energy for energy versions for utilization as combined heating cooling circuits please refer to point 9 for more detailed information 7 3 3 Water meters 1 and 2 display level 1 Display of the meter status of connected supplementary water meters with impulse output using a corresponding optional board please
12. oken ultrasound probes or very strong deposits on the probes cleaning or inspection required 3 exceeding the maximum admissible flow this message is a warning and does not cause measurement shut down 4 connection cable with flow transponder or connection to the ultrasound probes has been disconnected 5 no flow for gt 24 hours but AT gt 15 K 6 no data communication between integrator and flow meter 7 problem with the option board 7 3 6 M Bus parameters display level 2 Representation of characteristic data for remote data readout over M Bus or optical interface 7 3 7 Due day values display level 3 Representation of 13 end of the month values of the cumulated values for energy volume cooling energy optional and volume of the connected water meters with time stamp and beginning with the value of the previous month 8 Insert option boards The function range of the integrator may be extended for data communication and data remote display by means of inserting different option boards The following option boards are available M Bus 2 exterior water meters e M Bus and energy volume remote display LON 2 exterior water meters Modem 2 exterior water meters Details concerning mounting and start up are described in the mounting and operating instructions of the corresponding option boards 9 Special version for use in cooling and combined heating cooling circuits 91 Meter for utilization
13. ors are necessary 3 Temperatures appears for temperature related displays or for displays of cooling energy in case of combined heating cooling meters 4 Flow display permanent symbol flow is present flashing symbol no flow Date amp time representation of date and time indications related to time dependent displays e g due day values and maximum values 6 Display level actually selected display level 7 Unit physical unit 8 Decimal point 9 Pulse weight of exterior connected water meters only when a corresponding option board is being used 10 Maximum value appears when maximum values are displayed 11 Operating time appears for operating time display 12 Not used 13 Water meter 1 or 2 display concerns exterior water meter 1 or 2 14 Main display area 7 digits for the display of all values displaying all cumulated and actual values q 7 2 All display levels and displays in detail Depending on the type of unit the actual range of display may differ from the one shown here Pressing of the push button activates the LC display Switching of levels is achieved by pressing for 2 sec of push button change of display through short pressing of push button Se Energy MWh kWh of GJ Flow g __ i 165 43 Mh Cooling energy MWh GJ or kWh optional Power Supply temperature 3 g 2e p8892281h 2931 A2 A E MAXI e LCD Test Return temperature Mains voltage failure time al E29 Se 230407 I
14. r The integrator must not be installed with the flow meter when environmental temperature is permanently above 55 C or in case of operation for cooling purposes Rotate 45 Set metering unit with an angle of 45 on the support Rotate metering unit 45 till it engages 4 2 Mounting on the wall If temperatures in the heating circuit are permanently higher than 90 C or if ambient temperature is more than 55 C it is recommended to mount the integrator on the wall Screw the supplied wall support to the wall or fasten it to a cool pipe Set the integrator with an angle of 45 on the support Rotate the metering unit by 45 till it engages 5 Mounting of temperature probes if not already done in factory 51 Technical data Connection 2 wire technology Cable diameter 3 5mm 6 5 mm Maximum wire section O2 lo mm2 Type PT 100 or PT 500 according to DIN EN 60751 Observe nominal value of integrator cf nameplate 5 2 Mounting Only use pairs of temperature probes with the same serial number Probe cable must not be shortened or lengthened Probes must be mounted according to the guidelines of EN 1434 For nominal flows Qp 0 6 2 5 the return measuring point for direct measuring probes of type DS or for pocket type probes PS must be integrated in the flow meter
15. uidelines and is approved for environmental class C industrial applications according to DIN EN 1434 ambient temperature 5 C 55 C indoors installation storage temperature without battery 10 C 60 C relative atmospheric humidity lt 95 absolute altitude lt 2 000 m protective class IP 64 according to DIN EN 60529 protection against dust and splashing flow meter IP 66 67 EMC protection according to DIN EN 50081 1 2 DIN EN 50082 1 2 double protective insulation ol protective class I according to IEC 60364 4 443 CF Echo II fulfils the requirements for pressurized instruments guideline 97 23 EG concerning specific pressures and temperatures Discarded electronic devices or batteries contained within the CF Echo II must not be put in normal household waste Dispose in accordance to local government regulations Further important instructions The flow meter must not be lifted or transported by the connecting cable e Mounting position shall be selected so that the connecting cable of the flow meter and the temperature probe cables will not lie near mains cables or other sources of electromagnetic disturbances minimum distance 50 cm e Cables must not be installed along pipes reaching temperatures above 55 C e Opening of calibration seals will cause the loss of calibration validation and of guarantee including conformity with pressurized devices guideline 97 23 EG e The casing may only be cleane
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