| Industrial
Process Controllers & Monitors alpha-pH2000
Wall Mount/Panel Mount pH/ORP Analyzer
-
Built-In Programmable
for On/Off, Proportional, or PI (Proportional integral control)
- ideal for most demanding precision process control applications
-
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
-
Backlit Display
offers reading in low-light conditions
-
Universal Power
Supply Input from 85 to 250 VAC/DC allows use at multiple
sites and withstands voltage fluctuations
-
Rugged NEMA 4X housing
protects controller from the elements and dirty industrial
applications
-
Two Level Password
Protection prevents unauthorized tampering with settings
-
0 to 2000 Second
Time Delay Adjustment on control and alarm delays
-
Hold Relay for
use with float switches/flow switches and other controllers as
a failsafe function
-
Two
Galvanically Isolated Scaleable 0-20/4-20 mA
Outputs for pH/ORP and temperature
-
Wash Contact Relay
controls electrodes cleaning systems at desired duration and
frequency
-
Choice of Glass or
Antimony Electrode for general purpose or hydrofluoric acid
applications
-
Adjustable Hysteresis
(Dead Band) prevents rapid contact switching near set point
-
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
- Panel-mounted version is also
available
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
of alpha-pH2000 Analyzer
| Product
Code |
EC-PHCTP2000W
/ EC-PHCTP2000P |
pH
Range |
-2.00
to 16.00 pH |
Resolution
& Accuracy |
0.01
pH & ± 0.01 pH |
pH
Buffer Options |
pH
1.68, 4.01, 6.86, 7.00, 9.00, 9.18, 10.01 |
No.
of pH Calibration Points |
Up
to 2 points |
ORP
Range (% or mV) |
0 to 100%; -1000 to + 1000 mV |
Resolution
& Accuracy |
0.1% Full Scale or 1 mV & ± 1mV |
Temperature
Range |
-9.9
to 125.0 °C (15.0 to 257 °F) |
Resolution
& Accuracy |
0.1
°C (0.1°F) & ± 0.5 °C (0.9 °F) |
Sensor
(for ATC) |
PT100/PT1000 |
Type
of Controller Setting |
Off
(Monitoring); Proportional Integral (PI);
Proportional (Pulse Length or Pulse Frequency) |
Pickup/Dropout
Delay |
0
to 2000 seconds |
Electrode
Type Selection |
Glass
or Antimony |
Signal
Input |
Asymmetrical
/ Symmetrical |
No. of Relays
Maximum Voltage
Maximum Current
High/Low Hysteresis Band |
1
SPDT; 3 SPST relays
250 VAC
3A;
0.1 to 1.0 pH; 10 to 100 mV |
Contact
Set-points |
Lo/Lo;
Lo/Hi; Hi/Lo; Hi/Hi (selectable) |
Wash
Cycle/Duration |
0.1
to 199.9 hrs & 1 to 1999 s |
IP66
- Dustproof and protection from strong jets of water (e.g.,
for use on ship decks); limited entrance allowed
|
Yes |
Power |
80
to 250 VAC/DC, 48 to 62 Hz |
Dimensions/Weight |
Wall
Mount |
144
x 144 x 110 mm |
745g
(unit) / 1100g (packed) |
IP
65 (NEMA 4X) |
Panel
Mount |
96
x 96 x 175 mm |
550g
(unit) / 950g (packed) |
IP
54 (front panel) |
| Assembly
Accessories |
Order
No. |
| pH Combination
Electrode with Pt 100 RTD and PMP |
EC-100GTSO-05B |
| pH Combination
Electrode with HF resistant glass (w/o ATC & PMP) |
EC-ARTSOHF-05B |
| pH Combination
Electrode with PMP (w/o ATC) |
EC-ARGTSO-05B |
pH Combination
Electrode with high temperature resistance (110 oC) and
high pressure resistance (9 bar) (w/o ATC & PMP) |
EC-ARHTTSO-05B |
| pH Combination
Electrode (w/o ATC & PMP) |
EC-ARTSO-05B |
| ORP Gold
Electrode with PMP but w/o ATC |
EC-HTAUTSO-05B |
| ORP Platinum
Electrode with PMP but w/o ATC |
EC-HTPTTSO-05B |
Note:
Above pH/ORP electrodes withstand up to 6 bar pressure
except EC-ARHTTSO-05B. These electrodes have integral 5m measuring
cable terminating with a BNC connector. Please contact your
authorised distributor or dealer for the prices of extension
measuring cables and other accessories like tee joints, electrode
assembly, and calibration solutions.
 
Copyright © 1997 Eutech
Instruments Pte Ltd. marketing@eutechinst.com
|
