| Industrial
Process Controllers & Monitors alpha-pH800
1/4 DIN pH/ORP Controller
-
User-Customization
through Advanced Setup Menu offers flexibility in matching
the controller's functions to suit individual's specific requirement
-
Automatic Calibration
with Auto-Buffer Recognition eliminates mistakes during calibration
-
Symmetrical Mode
Operation eliminates electronic noise problems when used with
solution ground
-
One-Point Online
Calibration without shutting down the line
-
Hold Relay for
use with float switches/flow switches and other controllers as
a failsafe function
-
0 to 2000 Second
Time Delay Adjustment on control and alarm delays
-
Two
Galvanically Isolated Scaleable 0-20/4-20 mA
Outputs for pH/ORP and temperature
-
Hysteresis Band
Protection against rapid control switching of relays from
wear and tear
-
Non-Volatile
Memory retains all
stored parameters and calibration data even if power fails
- Large Dual Display shows pH
(or ORP) with temperature simultaneously - features clear multiple
icons, set points, and status messages
- Choice of Temperature
Sensor Pt100/Pt1000
with 2-wire or 3-wire temperature input selection
- 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.
Specifications
of alpha-pH800
Controller
| Product
Code |
EC-PHCTP0800 |
| pH Range |
0.00
to 14.00 pH |
| Resolution
& Accuracy |
0.01
pH & ± 0.01 pH |
| Slope
Range |
40
to 70 mV |
| Offset
Adjustment Range |
±
120 mV |
| pH Buffer
Options |
pH
1.00, 4.00, 6.86, 7.00, 9.00, 9.18, 10.00 |
| No.
of pH Calibration Points |
Up
to 2 points |
| Temperature
Range |
-9.9
to 125.0 oC |
| Resolution
& Accuracy |
0.1
oC & ± 0.5 oC |
| Sensor
(for ATC) |
PT100/PT1000 |
| Type
of Controller Setting |
Limit |
| Pickup/Dropout
Delay |
0
to 2000 seconds |
| Signal
Input |
Asymmetrical
/ Symmetrical |
No.
of Relays
Maximum Voltage
Maximum Current
High/Low Hysteresis Band |
2 SPDT; 1
Alarm
250 VAC
3A;
0.1 to 1.0 pH; 10 to 100mV |
| Contact
Set-points |
Lo/Lo;
Lo/Hi; Hi/Lo; Hi/Hi (selectable) |
| Alarm
Function |
Latching
/ Pulse (software) |
| Power |
120
or 240 VAC/DC, 50/60 Hz |
| Dimensions |
1/4
DIN (96 x 96 mm) |
 
Thermo
Fisher Scientific Inc.
Copyright © 1997 Eutech Instruments Pte Ltd. 4info@eutechinstamerica.com
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