
Instruction Manual CyberScan pH 1100/ 2100
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1.3 Rear Panel
See Figure 2.
The pH 1100/ 2100 meters provide a complete set of input connections for the various accessories commonly used.
Listed in the table below are details of the connections that you can make.
Figure 2 : Rear View of the Meter
Connector Function
ATC For phono jack connection from the temperature probe for Automatic Temperature Compensation.
The probe should be a 30KΩ thermistor probe.
INPUT For connecting sensors with a BNC connector to the meter. The meter accepts any pH, ORP or ISE
electrode with a BNC connector. Always make sure that the connector is clean and dry.
REF For connection to the pin tip type reference electrode normally used with half cell (mono) type pH or
ISE electrodes.
REC For connection to the strip chart recorder.
GND For connection to the ground earth jack (standard pin tip connectors).
RS232 For connection to the RS232C serial port.
DC For connection of the AC adapter power supply (included).
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