Hanna-instruments HI 98160 Manual do Utilizador descarregar pdf (Página 31)

• Rel mV calibration data (if available), which contains:

• the calibration offset, with sign (7 chars)

• the calibration time, yymmddhhmmss (12 chars).

PAR Requests the setup parameters setting.

The answer string contains:

• Instrument ID (4 chars)

• Calibration alarm time out (2 chars)

• SETUP information (2 chars): 8 bit hexadecimal

encoding.

• 0x01 - beep ON (else OFF)

• 0x04 - degrees Celsius (else degrees Fahrenheit)

• 0x08 - Offset calibration (else Point calibration)

• Auto-off/Light time (3 chars)

• Auto power off time (3 chars)

• The number of custom buffers (1 char)

• The custom buffer values, with sign and decimal

point, for each defined custom buffer (7 chars)

NSLx Requests the number of logged samples (4 chars).

The command parameter (1 char):

• P - request for pH range

• M - request for mV and Rel mV ranges

LODPxxx Requests the xxx

pH record logged data.

LODMxxx Requests the xxx

mV/Rel mV record logged data.

LODPALL Requests all pH Log on demand.

LODMALL Requests all mV/Rel mV Log on demand.

The answer string for each record contains:

• The logged mode (2 chars):

• 01 - pH range (0.01 resolution)

• 02 - pH range (0.1 resolution)

• 03 - mV range

• 04 - Rel mV range

• Reading status (1 char): R, O, U

• Calculated reading, with sign and decimal point

(7 chars) - for pH and Rel mV range

• Temperature reading, with sign and two decimal

points (8 chars)

• mV reading status (1 char): R, O, U - only for

HI 98150 and HI 98160

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Hanna-instruments HI 98160 Manual do Utilizador Página 31