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12. The Horizon Energy Monitoring System

With the New HT-400 Series

RS 485 Modbus 

Communication

to enable full data 

retrieval of kWh 

for Graphic 

analysis and Billing 

 

COMMUNICATION SHIELD

MUST BE FITTED

COMMUNICATION SHIELD

MUST BE FITTED

Communications shield continuous

Belden 9841 or Equal Cable Screened 

Twisted pair with full Coax shielding 

for RS 485 Modbus connection.

Red..…TX+ 

, 

Black…TX-

 , 

Green…Shield

 

to the next meter

B-

TX-

A+

TX+

Shield

Shield

B-

TX-

A+

TX+

Danger 415 Volts

Isolate electricity supply

before opening cover

The HC2-P is a surface mounted GPRS enabled data collection device capable of 

storing information from up to 350 meters via 3 separate Lans
2 x Modbus – up to 127 meters on 1000 metres of Belden 9841 cable.
1 x M-bus – up to 100 devices on 1000 metres of Belcom 410P1824 cable.
HC2-P is powered from either the HS-PS7 or PS13 

www.autometers.co.uk

16

Содержание HORIZON HT-400

Страница 1: ...HORIZON SYSTEM METER HT 400 Multi Function Multi Tariff MID Approved Autometers Modbus V6 Energy Monitoring and Invoicing ...

Страница 2: ...terval Time 4 5 Backlit Set up 4 6 Supply System 4 7 Maximum Demand Reset 4 8 Change Password 5 Specification 5 1 Measured Parameters 5 1 1 Voltage and Current 5 1 2 Power Factor and Frequency and Maximum Demand 5 1 3 Energy Measurements 5 2 Measured Inputs 5 3 Interfaces for External Monitoring 5 3 1 Pulse Output 5 3 2 RS485 Output for Modbus RTU 5 4 Accuracy 5 5 Reference Conditions of Interface ...

Страница 3: ...er is supplied with an RS 485 Modbus protocol and 2 pulse outputs The Modbus output is defaulted to work directly with the Horizon data monitoring and invoicing system Declaration of Conformity We Autometers Systems Ltd 4B Albany Road Manchester M21 0AW UK ensure and declare that apparatus Energy Meter HT 400 with the measurement range 3x230 400V 0 5 10 100 A 50Hz are in conformity with the type a...

Страница 4: ...Phase 3 Wire and 3 Phase 4 Wire Two pulse output indicate real time energy measurement An RS485 output allows remote monitoring from another display or a computer 1 2 RS485 Serial Modbus RTU RS485 serial port with Mod bus RTU protocol to provide a means of remotely monitoring and controlling the Unit Set up screens are provided for setting up the RS485 port 1 3 Pulse output The HT 400 has two puls...

Страница 5: ...ect the Energy display screens In Set up mode this is the Enter Right or Confirm button Button V A ESC MD PF HZ P E 3 Keys and Displays Pulse indicator light Tariff indicator Phase and Neutral indicators Total indicator Clock indicating tariffs are programmed 1 4 Import and Export icons Digital numbers Pulse indicators Maximum Demand indicator Import indicator Export indicator Activation buttons Desc...

Страница 6: ...button selects a new range Phase to neutral voltages Current on each phase Phase to neutral voltage THD of 2nd to 19th Each phase Current THD of 2nd to 19th Frequency and Power Factor total Power Factor of each phase Maximum Power Demand Maximum Current Demand Instantaneous Active Power in kW Instantaneous Reactive Power in kVAr Instantaneous Volt Amps in KVA Total kW kVArh kVA V A ESC MD PF HZ P ...

Страница 7: ...active energy in kWh Date Year month day Factory programmed Time Hour minute second Example 00 02 16 Factory programmed Tariff 1 active energy Tariff 2 active energy Tariff 3 active energy Tariff 4 active energy T x run shows tariff running Imported reactive energy in kVArh Exported reactive energy in kVArh Setting up is password protected so you must enter the correct password default 1000 before proc...

Страница 8: ...Procedure 4 2 Communication Where the meter has been supplied with a RS 485 protocol output the individual parameters are set by using the front key panel 4 2 1 Modbus RS 485 Address Press button to enter the selection routine The current setting will be flashing V A ESC P MD PF HZ P MD PF HZ P 4 1 1 Menu Option Selection Use the and buttons to scroll through the different options of the set up menu...

Страница 9: ...rrent setting will flash From the set up menu use and buttons to select the Pulse Output option MD PF HZ P Press to enter the selection routine The unit symbol will flash E Use and buttons to choose kWh or kVArh On completion of the entry procedure press to confirm the setting and press to return to the main set up menu V A ESC MD PF HZ P E Use and buttons to choose Baud rate 2 4k 4 8k 9 6k 19 2k 38 ...

Страница 10: ...f the entry procedure press to confirm the setting and press to return to the main set up menu V A ESC MD PF HZ P E E From the set up menu use and buttons to select the DIT option The screen will show the currently selected integration time Press to enter the selection routine The current time interval will flash Use and buttons to select the time required Press to confirm the selection SET indicator...

Страница 11: ...to set the type of electrical system The meter provides a function to set the blue backlit lasting time 0 5 10 30 60 120 minutes Option 0 means the backlit always on here 4 5 Backlit Set up Press to enter the selection routine The dIt will flash Press to confirm the setting and press to return to the main set up menu Use and buttons to select the reset option 4 7 Maximum Demand Reset The meter provi...

Страница 12: ...5 1 1 Voltage and Current Phase to neutral voltages 100 to 276V a c not for 3p3w supplies Voltages between phases 173 to 480V a c Percentage total voltage harmonic distortion THD for each phase to N not for 3p3w supplies Percentage voltage THD between phases three phase supplies only Current THD for each phase 5 1 2 Power factor and Frequency and Maximum Demand Frequency in Hz Instantaneous power ...

Страница 13: ... kWh kVArh 100 100 kWh kVArh Pulse width 200 100 60 ms Contact range 5 27V DC Max current Input 27mA DC The test pulse output is a polarity dependent passive transistor output requiring an external voltage source for correct operation For this external voltage source the voltage Ui should be 5 27V DC and the maximum input current Imax should be 27mA DC To connect the impulse output connect 5 27V D...

Страница 14: ...typical daily and seasonal variation 5 7 Mechanics DIN rail dimensions Mounting Sealing Material 6 Dimensions The meter is a four module DIN rail mounted meter Dimensions are 72mm width x 100mm height x 66mm deep The cut out hole for the front of the enclosure is 73mm x 46mm 23 C 2 C 50 Hz MID 50 or 60Hz 2 non MID Sinusoidal distortion factor 0 005 25 C to 55 C 40 C to 70 C 0 to 95 non condensing ...

Страница 15: ...tion The meter is designed to be fitted on a DIN rail in a suitable enclosure The unit is intended for use in a reasonably stable ambient temperature within the range 25 C to 55 C Do not fit the meter where there is excessive vibration or in excessive direct sunlight Please note terminal covers should be fitted and sealed See connection diagrams pages 14 15 8 1 Safety The unit is designed in accordan...

Страница 16: ...surge transients must be controlled It is good EMC practice to suppress transients and surges at the source The unit has been designed to automatically recover from typical transients however in extreme circumstances it may be necessary to temporarily disconnect the auxiliary supply for a period of greater than 10 seconds to restore correct operation Screened communication leads are recommended an...

Страница 17: ...A TX 11 2 Communication Connections L1 L2 L3 N L1 L2 L3 N 1 2 3 4 5 6 7 8 L1 L2 L3 L1 L2 L3 1 2 3 4 5 6 7 8 L1 N L1 N 1 2 3 4 5 6 7 8 MAINS LOAD Fig B Mains at the bottom TX TX SH 1 2 B A The communications shield must be fitted before making the communication connections www autometers co uk 15 ...

Страница 18: ...oax shielding for RS 485 Modbus connection Red TX Black TX Green Shield to the next meter B TX A TX Shield Shield B TX A TX Danger 415 Volts Isolate electricity supply before opening cover The HC2 P is a surface mounted GPRS enabled data collection device capable of storing information from up to 350 meters via 3 separate Lans 2 x Modbus up to 127 meters on 1000 metres of Belden 9841 cable 1 x M b...

Страница 19: ...0 Series UE 1 UE 32 Autometers manufacture a number of metal enclosures compatible with the full range of meters it supplies The new UE 1 is the latest design for the range of panel meters The enclosure consists of a fuse and shorting terminal arrangement pre wired to the meter inside the enclosure The UE 32 enclosure can accommodate up to 16 meters ...

Страница 20: ...00 44 0161 861 9056 Fax 0161 881 3745 www autometers co uk Ref HT 400 07 2019 Product development is continuous and Autometers Systems Limited reserves the right to make alterations and manufacture without notice Products as delivered may therefor differ from the descriptions and illustrations in this publication ...

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