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December  2 , 2021  Thursday
Home> regulation meter >> controller >> HR-WP20math calculator(2005 old type)
  • Product number:MC-000491002383
  • Product name:math calculator(2005 old type)
  • Product Type:HR-WP20
  • Product nameplate:SAIC
  • Project Category:regulation meter >> controller >>
  • Manufacturer:Shanghai Automation Instrumentation Co., Ltd.
  • Sales unit: Shanghai Automation Instrumentation Marketing Center
  • Information download:Click to enter the download page  
  • Introduction
  • Specifications
It is a miniaturize plug-in calculator .it calculates about the input signal (prescribing, subtraction, multiplication and division, ratio, etc.),then converts the signal to the isolation signal of 1~5V or 4~20mA
Input
1~5VDC or 4~20mADC(users can choose)
Input channel
input one or two-way signal (S1、S2)
Input resistance
More than 500KΩ(1~5VDC input)
Less than 250Ω(4~20mA input )
Mathematical model
SUM operation:PV=A*PV1±B*PV2 multiplication
Multiplication operation.:PV=A*PV1×B*PV2
Division operation:PV=A*PV1÷B*PV2
 
Calculate accuracy
±0.5%FS±1 bytes or ±0.2%FS±1 byte
Operation cycle
0.4s
Parameters setting
setting according to HR-WP20SHA display module
Output resistance
Less than 250Ω(1~5VDC output )
Allowed load resistance
0~600Ω(4~20mADC output)
Power supply
AC or DC supply
AC:90~265V switch power;AC220V wiring power
DC:24V±10%
Output
Isolated two-way output
First way:1~5VDC or 4~20mADC(users can choose, 4~20mADC after production)
Second way:1~5VDC or 4~20mADC
Alarming control:distributor ON/OFF  output(AC220V/0.5A,DC24V/1A,resistive load)
Communication interface:RS-232C,RS-485
Isolation
isolation among input、output、power
Power dissipation
220VAC,≤3W
24VDC,≤100mA
Environment temperature
0~55℃
Relative humidity
5~99%RH
Isolation resistance
Between terminals and earth terminals:100MΩ/500VDC
Isolation strength
Between power terminal and earth terminal:1500V AC,1 minute
input/output terminal and earth terminal:500VDC,1minute
structure
miniaturize plug-in structure
Weight
Body:about 180g;outlet:about 80g
Maintenance
can change instrument when installing wires
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