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Termoregolatori

Digitali

FHT ...

Manuale d’uso

User Manual Digital Heat Regulators

Содержание FHT Series

Страница 1: ...Termoregolatori Digitali FHT Manuale d uso User Manual Digital Heat Regulators...

Страница 2: ......

Страница 3: ...g Page 33 Glossary Page 33 Operation Page 38 Setting regulation parameters Page 38 Parameter menu Page 40 Error messages Page 50 Serial communication Page 50 Reference standards Page 51 Dimensions and...

Страница 4: ...lue 8 Contacts all type 1C EN 60730 1 and variations 9 The device does not require maintenance TECHNICAL SPECIFICATIONS This series of digital temperature thermoregulators satisfies the basic requirem...

Страница 5: ...AC DC 4 20 mA Optoisolated serial communication output RS 485 MODBUS communication protocol Digital input 1 with configurable function external consent external alarm ON OFF regulation selection of p...

Страница 6: ...DC 10 DEVICE DESCRIPTION Display 3 digit with decimal point LED display Reading range for all models is minimum reading 99 C or 9 9 C maximum reading 999 C or 99 9 C Note reading resolution is 0 1 C i...

Страница 7: ...ncrease it operates in a direct way As in a refrigerating system for example as temperature increases the heat extraction rate produced also increases in order to lower the temperature Reverse action...

Страница 8: ...lse settable timing see Output menu The PWM mode modulates the power based on the position of the parameter within the differential power increases as deviation from set point increases Warning Not re...

Страница 9: ...ulator will tend to keep the parameter within the dead band Outside the dead band output 2 will turn on if the parameter tends to increase conversely output 1 will turn on if the parameter tends to de...

Страница 10: ...th in reverse with set point 2 and differential 2 depending on digital input status More precisely in direct if the digital output is open and in reverse if it is closed Operating functions are the sa...

Страница 11: ...the digital input is open and set point 2 differential 2 if it is closed Operating functions are the same as in mode 1 Therefore both set points ST1 and ST2 and both differentials DF1 and DF2 must be...

Страница 12: ...temperature measured and the parameters set The information displayed is Temperature measured by the sensor Status of output OUT1 and in devices with two outputs OUT 2 SETTING REGULATION PARAMETERS T...

Страница 13: ...eed with parameter configuration enter the previously set password a numeric value from 0 to 255 using the up and down keys and then press OK to confirm If the password entered is correct the regulati...

Страница 14: ...will be displayed It is possible to return to normal operation at any time by pressing the down key or not pressing any key for at least 40 seconds Note if when configuring parameters no key is presse...

Страница 15: ...100 2 0 2 DBN neutral zone dead band degrees 0 100 2 0 2 I O regulation on off on 3 HIO maximum value measured by sensor 0 degrees 4 LOO minimum value measured by sensor 0 degrees 4 HI1 maximum value...

Страница 16: ...output 3 timing enabled for both relay 1 and 2 outputs 6 this parameter restricts the number of starts per hour for the equipment connected to the device parameter frequently used e g for compressors...

Страница 17: ...ays OFF 1 relay 1 ON and relay 2 OFF 2 relay 1 OFF and relay 2 ON 3 both relays ON ALR alarm menu Configurable Parameter parameter Description unit value default notes labels min max SUA output status...

Страница 18: ...99 HI1 99 HI1 upper limit of set point 1 degrees LO1 999 999 LO2 lower limit of set point 2 degrees 99 HI2 99 21 HI2 upper limit of set point 2 degrees LO2 999 999 21 SOF probe 1 calibration offset d...

Страница 19: ...S0 27 Note 26 default parameter and sensor values depend on device model All sensors available are listed as follows Temperature probes NiPt sensor type display reading Pt100 PtE Ni100 nI Device defa...

Страница 20: ...t value default notes labels min max PS1 password 1 0 255 0 28 PS2 password 2 0 255 0 28 NEN enables parameter changing yes no no 29 PRO operating mode 0 12 0 30 ADR serial address 1 247 1 COM serial...

Страница 21: ...outputs in direct with change over between set point 1 differential 1 and set point 2 differential 2 from digital input 8 outputs in reverse with change over between set point 1 differential 1 and set...

Страница 22: ...on unit value default notes labels min max DP0 output 1 dependency 0 10 34 TI0 on off type or PWM 1 0 1 35 DB0 dead band 1 0 1 36 IN0 cut in 1 100 100 37 DF0 logic 1 differential 100 100 38 DP1 output...

Страница 23: ...minimum alarm 9 output related to set point 1 maximum minimum alarm 10 output related to set point 2 maximum minimum alarm 35 establishes whether the type of regulation is ON OFF value 0 or PWM value...

Страница 24: ...tput RS 485 The data communication system is based on MODBUS protocol and can be connected to a Master system PC PLC on a multipoint line RS 485 up to 32 FHT s slaves without signal amplifiers from a...

Страница 25: ...English REFERENCE STANDARDS For safety EN 60730 2 9 For electromagnetic compatibility EN 55014 1 EN 55014 2 EN 61000 6 2 EN 61000 6 3 51 User Manual Thermoregulator FHT...

Страница 26: ...n a i l a t I FHT 1P3D FHT 2P3D FHT NTC 2P3D 75 3 3 OK 81 3 3 70 8 2 o English DIMENSIONS OF BACKBOARD MODEL 33x75 mm 52 User Manual Thermoregulator FHT...

Страница 27: ...ive probe supply output Input probe Sensor 3 wires to be powered Sensor 2 wires to be powered 9 VDC max 30 mA Self powered sensor 6 7 8 9 6 7 8 9 6 7 8 9 6 7 8 9 6 7 8 9 5 2 3 4 6 1 7 8 9 14 11 12 13...

Страница 28: ...o n a i l a t I FHT 1DA FHT 2DA FHT NTC 2DA 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 OK 7 8 70 5 4 65 English DIMENSIONS OF 4 DIN MODULAR MODEL 54 User Manual Thermoregulator FHT...

Страница 29: ...8 5 A 250 V Relay output 2 8 5 A 250 V Serial RS 485 Analog output 0 10 V 4 20 mA Probe input PTC 3 wires Probe input PTC 2 wires Jumper Probe input 0 1 V 4 20 mA 0 20 mA Active probe supply output A...

Страница 30: ...V3ISO0330 010 072007 Vemer S p A I 32032 Feltre BL Via Camp Lonc 16 Tel 39 0439 80638 Fax 39 0439 80619 e mail info vemer it web site www vemer it...