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Greenspan pH Sensors
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Greenspan pH Sensors pH100 pH300 and pH1200
Greenspan pH Sensors provide highly accurate pH readings independent of temperature. The proven gel-filled double junction sensor tolerates rough handling while maintaining long term accuracy. Coupled with robust construction and a fully submersible design, the sensors provide excellent performance in a wide range of demanding measurement applications.
Product Description
The Greenspan Analytical pH Sensors are versatile instruments offering superior features to provide unparalleled reliability while tolerating rough treatment in the tough environments where they are deployed.
Applications:
STP aeration tanks
Borehole observations
Tidal and estuarine studies
Effluent monitoring
River and stream measurements
Range 0-14 pH
Resolution 0.001 pH
Accuracy 0.2 pH
Temperature range 0-50C
Temperature compensation 0-50C
Sensor type Gel-filled Ag/AgCI reference
pH 100
Output 4-20mA 3 wire
Supply voltage 8-15V Reverse polarity protected-Surge protected to 2kV
Warm up time to stable reading 2 secs
Dimensions length 9.3in (235mm)
OD 1.3in (32mm) Stainless
OD 1.5in (38mm) Delrin
Weight 8.5oz (240g) Delrin
9.5oz (270g) Stainless
Wetted materials 316 stainless steel, Delrin
pH300
Output RS232
Supply voltage 8–15V Reverse polarity protected-Surge protected to 2kV
Warm up time to stable reading 2 secs
length 13.4in (340mm)
OD 1.8in (45mm) Stainless
OD 1.9in (48mm) Delrin
optional battery pack
10.25in (260mm) to length
17.6oz (500g) Delrin
22.2oz (630g) Stainless
Software supplied AQUAGRAPH
Product Number Description
Specify Stainless or Delrin body
700-0902 pH100 Output 4 - 20mA, Bare Wire Connection as Standard
700-3602 PH1200 Output SDI-12, Bare Wire Connection as Standard
700-1002 PH300 Includes additional electronics for large capacity data storage, advanced calibration and linearisation program, computer compatible outputs for direct connection between sensor and PC, time and event triggering. Full 16-bit processor with capacity for additional memory expansion.
If choosing moulded cable, a standard HS7 is fitted to this sensor.
Ancillary Equipment
SDI-100 SDI-12 Converter Box - provides SDI-12 output from 4 - 20mA sensor
SDI-200 SDI-12 Converter Box - provides SDI-12 output from a RS232 sensor
SA-100 Communication Interface between sensor and rain gauge, auto-sampler
SDI-400 SDI-12 Interface Adapter for calibration via Windows Cal-Tech Software
Options for pH Sensors
FOR ALL PH SENSORS Optional WP7 Connector (Note a Detachable WP7 Cable will be required as well)
FOR PH300 ONLY Optional Battery Pack with WP7 (Note a Detachable WP7 Cable will be required as well)
FOR PH300 ONLY Optional Battery Pack with internal Communications connector
FOR PH300 ONLY Optional Battery Pack with cable
BPK-102 Battery Pack Cell Replacement Kit
FOR PH300 ONLY CX18 Connector - required for use with sampler trigger and rain gauge input