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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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