เครื่องวัดและควบคุมค่ากรดด่าง และ โออาร์พี pH/ ORP -5500
รายละเอียด :
Measurement
range
|
pH
|
0.00 ～
14.00
|
ORP
|
-1000mV～1000mV
|
|
Temp.
|
0.0 ～
99.9℃（Temp.Compensation
component:NTC10K）
|
|
Model
|
pH
|
0.01
|
ORP
|
1 mV
|
|
Temp.
|
0.1℃
|
|
Accuracy
|
pH
|
0.1level
|
ORP
|
≤±5mV(electronic component)
|
|
Temp.
|
≤±0.5℃
|
|
Approximate
input impedance
|
3×1011 Ω
|
|
Buffer
solution
|
pH value 10.00；9.18；7.00；6.86；4.00；4.01
|
|
Temp.
compensation range
|
0 ～
50℃（with
25℃ as standard）Manual and automatic temperature
compensation
|
|
(4～20)mA
|
Channels
|
Single Channels
|
Characteristics
|
Isolated, fully adjustable,
reversible, instrument/transmitter for selection
|
|
Loop
resistance
|
500Ω(max)，DC24V
|
|
Accuracy
|
±0.1mA
|
|
Control
contacts
|
Electrical
contacts
|
Double relay SPST-NO, hysteresis
setting
|
Load
capacity
|
AC220V/AC110V 3A(max)；DC24V
3A(max)
|
|
Power
consumption
|
<3W
|
|
Working
environment
|
Temperature
|
0～50℃
|
Relative
Humidity
|
≤85%RH（none condensation）
|
|
Storage
environment
|
Temp.:（-20～60）℃；relative
humidity：≤85%RH（none condensation）
|
|
Dimension
|
96 mm×96mm×105mm (H×W×D)
|
|
Hole
size
|
91（H）mm×91(W)mm
|
|
Installation
|
Panel mounted,fast installation
|
|
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