Model : 6091N

Description
pH/ mV/ Temp. benchtop meter, microprocessor based with built in paper printer with time date stamp and optional RS-232C computer interface. Features a voltage recorder output and dual LCD digital displays for time/ date and pH/ mV/ temp. Connectors are a Jenco 4-Pin, BNC and a reference pin connector. AC/ DC Powered with built in 115/ 230 volt transformer.

* Dual cmos microcomputer design
* Touch keys with audio feedback
* User prompting annunciators
* Displays pH and temperature values
* Auto lock , endpoint sensing and hold
* Optional rs-232c output
* Manual print
* Programmable print intervals form 10 seconds to 20 hours
* Prints sample and log numbers
* Prints operation instructions
* Prints and displays real time calendar
* Prints error messages
* Audible high / low alarms
* Error indications
* Optional temp / slope / offset compensated analog output
* Power down memory backup
* Rechargeable batteries for field applications

Specifications
Range : 2.00 to 16.00 pH
-999 to 999 ORP
0 to 99.9 ° C temp
Resolution : 0.01 pH
1 ORP
0.1 Temp.
Accuracy : ± 0.01 ± 1 digit pH
0.1% ± 1 digit ORP
± 0.5 ± 1 digit Temp

Other
* Temp. compensation auto/ manual: 0 to 99.9 ° C
* Buffer recognition: pH 4, 7, 10
* Buffer temp. range: 0 to 60.4 ° C
* Internal buffer t.c. table: Stored in 0.5° C intervals
* Electrode slope recognition: ± 20% at pH 4, 10
* Electrode offset recognition: ± 1 pH at pH 7
* Dual point standardization: pH 7, 4 or pH 7, 10
* Auto lock endpoint sensing: Yes
* Power down battery backup: Yes
* Audio feedback: Yes
* Error indications: Yes
* Analog output ( standard) : ± 0.1% ± 1 mV of input
* Analog output ( optional) : ± 0.2% ± 1 mV of reading
* Display ( ph/ mV) : 12.5mm high LCD with pH/ mV legend
* Display ( temp.) : 7.5mm high LCD with ° C legend
* Display update: 500 ms
* Input impedance: Greater than 10^ 12 ohm, s

Datalogger
* Printer: 58 mm wide thermal dot matrix printer
* Real time clock: Year/ month/ day/ hour/ minute/ second
* Clock display: 8mm high LCD display
* Printer interval: 10 seconds to 20 hours
* Manual print: Yes
* Sample identification numbers: 1to 1999
* Log identification numbers: 1to 1999
* High/ low alarm set: Over measurement range

General
* Power: Rechargeable batteries and 115/ 230VAC ± 15% , 50/ 60hz
* Battery life: 25 hours
* Dimensions: 250 mm x 240 mm x 100 mm
* Weight: 1.75 kg