Ranger 7000
®
Series Service Manual
5
Ohaus Corporation www.ohaus.com
1.3
TOOLS AND TEST EQUIPMENT REQUIRED
•
Common hand tools are sufficient to disassemble the Ranger 7000
®
scales.
•
A PC running Microsoft Windows XP or later.
•
Ranger 7000
®
Software Service Tool, PN 83032124
•
RS232 Cable – Scale to PC PN 80500525
•
Digital voltmeter (DVM) with an input impedance of at least 10 meg-ohms at 1 volt DC.
•
Masses as shown in Table 4-1.
1.4
SPECIFICATIONS
Specifications for the Ohaus Ranger 7000
®
Scales are listed in Table 1-1. When a scale has been
serviced, it must meet the specifications listed in the table. Before servicing the scale, determine
what specifications are not met.
Special Note regarding Approved scales:
The specifications for the approved scales below are only for initial testing. These scales must be
tested according to the requirements of the local Weights and Measures authority. Before returning
the scale to service an approved representative of the local Weights and Measures authority must
certify the scale.
Ambient conditions
Indoor use only
Altitude: Up to 2000 m
Specified Temperature range: 10 °C to 30 °C (R71MH D3/6/15/35 models)
-10 °C to 40 °C (R71MD3/6/15/35 models)
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
P
ollution degree: 2
Operability is assured at ambient temperatures between 5 °C to 40 °C.
Materials
Base Housing; die
-cast Aluminum, Painted
Terminal housing: die
-cast Aluminum, Painted
Weighing Pan: 304 Stainless Steel
Summary of Contents for Ranger 7000 R71MHD3
Page 1: ...Ranger 7000 Scale Service Manual...
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Page 58: ...Ohaus Corporation www ohaus com 56 Ranger 7000 Series Service Manual 5 1TERMINAL SPARE PARTS...
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