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alpha pH 1002 בקר PH דגם A-PH-1000 לפנל alpha pH 1002

 

Product Features
 
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Built-In Programmable Limit, Proportional (Pulse Length or Pulse Frequency) - ideal for precision process control applications
 
                                    
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User-Customization through Advanced Setup Menu offers flexibility in matching the controller's functions to suit individual's specific requirement
 
 
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Automatic Calibration with Auto-Buffer Recognition eliminates mistakes during calibration
 
 
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Symmetrical Mode Operation eliminates electronic noise problems when used with solution ground
 
 
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One-Point Online Calibration without shutting down the line
 
 
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Hold Relay for use with float switches/flow switches and other controllers as a failsafe function
 
 
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Two Level Password Protection prevents un authorized tampering with settings
 
 
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0 to 2000 Second Time Delay Adjustment on control and alarm delays
 
 
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Galvanically Isolated Scaleable 0-20/4-20 mA Outputs for pH/ORP
 
 
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Wash Contact Relay controls electrodes cleaning systems at desired duration and frequency
 
 
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Choice of Glass or Antimony Electrode for general purpose or hydrofluoric acid applications
 
 
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Adjustable Hysteresis (Dead Band) prevents rapid contact switching near set point
 
 
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Non-Volatile Memory retains all stored parameters and calibration data even if power fails
 
 
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Large Dual Display shows pH (or ORP) with temperature simultaneously - features clear multiple icons, set points, and status messages
 
 
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Choice of Temperature Sensor Pt100/Pt1000 with 2-wire or 3-wire temperature input selection
 
 
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Easy Installation and Wiring with detachable plug-in connectors
 
 
Applications
General: Useful for any batch or on-line type application that requires accurate pH or ORP control.
Water Purification/Treatment: Use for batch and on-line control of incoming process water, rinse water treatment, recirculating system and waste water treatment.
Industrial: Ideal for chemical processing, food processing. aquarium, pharmaceutical, hydroponics and waste control industries.
Regulatory: Hook to recorder to document data for regulatory compliance.
 
 
Specifications
Product Specification
Description
pH Range        
-2.00 to 14.00 pH
Resolution & Accuracy
0.01 pH & ±0.01 pH
mV Range
-1000 to 1000 mV / 0 to 100% (for -100 to 100 mV)
Resolution & Accuracy
1 mV / ±0.1% & ±1 mV
Temperature Range
-9.9 to 125 °C
Resolution & Relative Accuracy
0.1 °C & ±0.5 °C
Temperature Sensor
Pt 100/ Pt 1000 (jumper selectable)
Temperature Compensation
Auto / Manual (reference at 25 °C)
Set Point and Controller Functions
Function (Switchable)
P/PI control (Pulse Length / Pulse Frequency); Limit Control; Off
Hysteresis
0.1 to 1 pH or 1 to 10.0% / 10 to 100 mV
Adjustable Period with Pulse Length Controller
0.5 to 20 seconds
Adjustable Period with Pulse Frequency Controller
60 to 120 pulses/min
Proportional Range
10 to 500%
Integral Action Time (IAT)
0 to 999.9 minutes
Pickup / Dropout Delay
0 to 2000 seconds
Switching pH Hysteresis
0.1 to 1 pH
Switching ORP Hysteresis
1 to 10.0% / 10 to 100 mV
Contact Outputs, Controller
2 potentialfree change-over contacts
Switching Voltage / Current / Power
Max 250 VAC / Max 3A / Max 600VA
Alarm Functions
Function (Switchable)
Launching or Pulse
Wash cycle
0.1 to 199.9 hrs
Wash direction
1 to 9999 s
Pickup Delay
0 to 2000 seconds
Switching Voltage / Current / Power
Max 250 VAC / Max 3A / Max 600VA
Electrical Data and Connections
Power requirement
100/ 2200CD (jumper selection)
Frequency
48 to 62Hz
EMC Specifications
Emissions: according to EN 50081-1
Susceptibility: according to EN 50082-1
Signal Output
0/4 to 20mA, galvanically isolated
Load
Max. 600 Ω
pH/ORP
BNC, screw terminals
Connection Terminal
Terminal blocks 5-pole/ 17-pole, removable
Main Fuse/ Fine Wire Fuse
Slow-blow 250 V/ 100 mA
Environmental Conditions
Pollution Degree
II
Transient Overvoltage Category
II
Altitude
Up to 2000 m
Maximum Relative Humidity
80% up to 31°C decreasing linearly to 50% at 40°C
Power Supply
Mains supply voltage fluctuations not exceeding 10% of the nominal voltage
Ambient Temp. Operating Range
-10 to 50 °C
Mechanical Specifications
Dimensions
175 x 96 x 96 mm
Weights
Max. 0.7kg
Material
ABS with polycarbonate
Insulation
IP 54/ IP 40

 

   
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