OHAUS STARTER 5000, Service Manual

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CHAPTER 1 GETTING STARTED
Ohaus Corporation www.ohaus.com 1-2
ST5000 Bench Top pH Meter
Service Manual
1.2 TOOLS AND EQUIPMENT
1.2.1 Standard Tools and Test Equipment
The service shop should contain the following equipment:
1. Digital Voltmeter (DVM).
2. Standard Electronics tool kit.
3. Razor blades.
4. Respective Buffer Groups. (1-6)
5. Respective Electrodes.
1.3 SERVICE STRATEGY
The repair method for the ST5000 Table Top pH Meter available repair parts are listed in Table
4-1.
1.4 SPECIFICATIONS
Specifications
Ambient conditions
* Indoor use only
* Altitude: Up to 2000 m
* Specified Temperature range: 5°C to 40°C
* Humidity: maximum relative humidity 80 % for temperatures up to 30°C decreasing linearly to
50% relative humidity at 40°C
* Mains supply voltage fluctuations: up to ±10% of the nominal voltage
* Installation category II
* Pollution degree: 2
* Operability is assured at ambient temperatures between 5°C to 40°C