Home Corporate Information What's New Our Products Support Contacts

E-Brochure

Instruction Manual

CE Certificate
Installation Guide
Technical Specifications
Press Release
Industrial Process Controllers & Transmitters/Monitors

alpha-pH500 2-Wire LCD Display Transmitter

  • User-Customization through Setup Menu offers flexibility in matching the transmitter's functions to suit individual's specific requirement

  • Symmetrical Mode Operation eliminates electronic noise problems when used with solution ground

  • One-Point Online Calibration without shutting down the line

  • Output Current Indicator for Out-of-Range and Hold Condition to avoid discrepancy in readings

  • Scaleable 4-20 mA Output for better resolved output at chart recorder and other peripheral device

  • 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
  • Panel or Wall-mounted IP65 weatherproof housing for outdoor or indoor installation
  • DC power operation ideal for use in power plants, commercial sites; can be installed in serial loop

Specifications of alpha-pH500 Transmitter

Product Code

EC-PHCTP0500
pH Range
0.00 to 14.00 pH
Resolution / Accuracy
0.01 pH / ±0.01 pH
No. Of pH Calibration Points
Up to 2  points
pH Buffer
pH 4.01, 7.00, 10.01 (USA); pH 4.01, 6.86, 9.18 (NIST) 
Millivolt Range
-1000 to +1000 mV
Resolution / Accuracy
1 mV / ±2 mV
Temperature Range
-10.0 to 110.0 °C
Resolution / Accuracy
0.1 °C / ±0.5 °C
Sensor (for ATC)
PT100 (3-wire)
Temperature Compensation
Automatic (Pt 100) / Manual (from 0 to 100 °C)
Signal Input
Asymmetrical / Symmetrical
Signal Output
4.0 to 20.0 mA
Over-/ Under range current output
3.8 mA
HOLD current output
22 mA
IP65 - Dustproof and protection from low pressure jets of water from all directions.
Yes
Display
Custom Dual Display
Power Requirements
12 to 24 VDC
Dimension / Weight
1/4 DIN (96x96x66 mm) / 210g

*IP65 - Dustproof and protection from low pressure jets of water from all directions.

Copyright © 1997 Eutech Instruments Pte Ltd. marketing@eutechinst.com