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SPT-90

OPERATING INSTRUCTIONS

• General features _________________________ 2

• Technical features ________________________ 2

• Installation ______________________________ 5

• Preliminary operations _____________________ 7

• Front panel description ____________________ 8

• Operating mode __________________________ 9

• Accuracy information _____________________ 19

• Useful information ______________________ 22

• Appendix ______________________________ 25

Important:

We suggest you keep the original packing in case it is necessary to
return the instrument to our Technical Service Department.
In order to achieve the most from your instrument, we recommend
you read this instruction manual carefully.

ENGLISH

Содержание SPT-90

Страница 1: ..._______________ 8 Operating mode __________________________ 9 Accuracy information _____________________ 19 Useful information ______________________ 22 Appendix ______________________________ 25 Impo...

Страница 2: ...factor cos Wh VAh varh Amax among the phases Vdelta avg VL1 N VL2 N VL3 N Hz L1 Outputs 20mA 5mA 10mA 20mA 10V 1V 5V 10V all with scaling DC pulse programmable pulse for kWh KVAh kvarh serial RS485 M...

Страница 3: ...5A 24VDC AC 15 2 5A 250VAC DC 13 2 5A 24VDC Maximum response time 250 ms filter excluded set point activation time delay 0 Insulation 4000VRMSbetweenoutputandpowersupplyinput 4000VRMS between output...

Страница 4: ...the energy overflow bit reset of energy totalization activation of static output Stored energy EEPROM 250 000 000 kWh Insulation by means of optocouplers 4000VRMS between output and measuring inputs 4...

Страница 5: ...x 140 mm MATERIAL ABS self extinguishing UL 94 V 0 PROTECTION DEGREE IP 20 WEIGHT 550 g approx packing included INSTALLATION Overall dimensions and panel cutout 138mm Mounting The instrument is to be...

Страница 6: ...D PU PS I M Singleanalogueoutput Dualanalogueoutput RS485serialoutput RS232serialoutput Programmingmodule Singlerelayoutput D u a l r e l a y o u t p u t S i n g l e o p e n c o l l e c t o r o u t p...

Страница 7: ...odules input output and power supply have been con ceived to be mounted only in one of all the slots available To know in which slot every module is to be mounted refer to the drawing on the previous...

Страница 8: ...ess to the programming phase Functions available in the programming phase Keys to be pressed Password confirmation Access to the main menu and to the secondary menus Inthesecondarymenus valuesettingan...

Страница 9: ...enterthe configuration menu of the transducer 2 the operator has already entered a Password select the correct password by means of the key to increase the displayed value or to decrease it until the...

Страница 10: ...he symbols like PAS in a black background belong to the main menu the symbols like P S in a white background belong to the secondary menu PAS access password to programming Programmable value 0 PAS 49...

Страница 11: ...ral voltage phase 2 r10 Phase neutral voltage phase 3 r11 Frequency phase 1 Lo A programming of the minimum electrical scale of the analogue output Value to be expressed as of the output range 20mA 20...

Страница 12: ...ue of the retransmitted signal may correspond to an increasing value of the input variable Example 10V output Hi E 100kW that must correspond to a retransmitted signal of 5V Hi A 100 100 x 5V 20 that...

Страница 13: ...to have a different beginning of scale corresponding to the Lo A analogue output Hi E programmingofthemax electricalscaleofthemeasurement Hi E isconnectedtotheHi Aoutputvalue Thisvalue isprecededbyth...

Страница 14: ...e Hi A valueat20 0 20 ofthefullscale 4mA Prior to Lo E and Hi E the display shows the on the right indicating K that will be flashing and the 00 0 and 10 0 values respectively will be set In this case...

Страница 15: ...n Remote can be driven only by serial port EnE selection menu of the energy measurement selectable only if the serial output or the pulse output are present and out has been selected locally Programma...

Страница 16: ...m range is 999 A of 999 dEL value expressed in seconds of the time delay at the alarm set point s activation ON This value is to be programmed within the range 0 dEL 255 it can be useful when it is ne...

Страница 17: ...uation The value of this parameter can be calculated by the below indicated formula or entered step by step after checking the output ripple The formula to be used is the following Ripple 100 000 x R...

Страница 18: ...an alarm Warning When the instrument exits from programming due to time out the last parameter which was being programmed will not be saved in the EEPROM memory Note Displaying of numbers the range o...

Страница 19: ...100V 3 Un 100V In 5A AV4 Un 250V Un 430V In 1A AV5 Un 250V Un 430V In 5A AV7 Un 400V Un 690V In 5A PN PI Accuracy class of the transducer as a relation of PN PI and PF cos Trend of the E error depend...

Страница 20: ...ltage of the transducer it changes depending on the model see table on page 19 II rated input current of the transducer it changes depending on the model see table on page 19 VT ratio the value of the...

Страница 21: ...connected to the accuracy of the measure ment plus the scale ratio of both inputs Hi E Lo E and outputs Hi A Lo A as shown in the graph on page 19 When SR AFS x Hi A Lo A 1 25 100 x Hi E Lo E where A...

Страница 22: ...parameters properly For example it is necessary to measure a power up to 100kW taking into consideration that it can be consumed or generated by the system Example 9 If the output signal is 0 20mA the...

Страница 23: ...output AO1058 Single relay output Digital output modules AO1059 Single open collector output AO1036 Dual open collector output AO1026 20mADC AO1027 10VDC AO1028 5mADC AO1029 10mADC AO1030 20mADC AO103...

Страница 24: ...24 ENGLISH AR1017 Programming unit Power supply modules AP1020 90 260 VAC DC power supply AP1021 18 60 VAC DC power supply...

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