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Chapter 2
Meter Basics
|
12
Orion Star A220 Series Portable Meter User Manual
|
Meter Connections
The following diagram depicts all the possible meter connections available on the Orion Star
A220 series portable meters. Some Orion Star A220 series portable meters will have fewer
connections, depending on the meter's measurement capabilities.
Connector Function
Connect the universal power adapter (catalog number
Power
1010003) to power the meter
Connect the USB cable for bi-directional data transfer and
USB
communication via USB to a printer or computer
Connect the RS232 cable for bi-directional data transfer and
RS232
communication via RS232 to a printer or computer
BNC
Connect a pH or ORP/redox electrode with BNC connector
Connect a half-cell reference electrode with standard 2.5 mm
Ref.
pin-tip connector
Connect an ATC probe with 8 pin MiniDIN connector
ATC/CON
Connect a conductivity sensor with 8 pin MiniDIN connector
Connect a dissolved oxygen sensor (either RDO optical or
DO/RDO
polarographic) with 9 pin MiniDIN connector
Orion Star A220 series portable meters are compatible with the same electrodes and sensors
used with Thermo Scientific
Star
and Star Plus meters. This includes the Thermo Scientific
™
pH/ATC electrodes, Thermo Scientific
Orion
DuraProbe
conductivity sensors.
™
™
Orion Star A221 pH Meter
Connections
Orion
Versa Star
meters and legacy Thermo Scientific
™
™
™
Orion
ROSS
™
™
™
Orion Star A222 Conductivity
Meter Connections
Applicable Meter Models
All Star A220 series meters
All Star A220 series meters
All Star A220 series meters
Star A221 meters
Star A221 meters
Star A221 meters
Star A222 meters
Star A223 meters
Orion
ROSS Ultra
™
™
pH electrodes and Thermo Scientific
Orion Star A223 RDO/DO
Meter Connections
Thermo Scientific
Orion
™
Triode
™
™
™
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