Introduction
© Rice Lake Weighing Systems
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All Rights Reserved
1
1.0
Introduction
The MSI-4260 IS Port-A-Weigh has an established reputation as the industry standard in medium to heavy-capacity overhead
weighing and duty-cycle needs. With a proven mechanical design and advanced electronics, the MSI-4260 IS is versatile,
reliable, accurate and user friendly.
The MSI-4260 IS is designed to meet or exceed requirements of applicable ASME, ANSI, OSHA safety standards. Multiple
options and accessories are available to further enhance the performance and application versatility of the MSI-4260 IS.
This manual provides information on installation, calibration, configuration and operation of the MSI-4260 IS. The installer
should be familiar with the National Electric Code and RP 12.6 (
Recommended Practice
) requirements for installation of
equipment in hazardous areas (NEC Article 504,
Intrinsically Safe Systems
) published through the Instrument Society of
America.
Refer to the Conditions of Use in Hazardous Locations document, PN 184530, for intrinsic safety certification and classification,
specific conditions of use and system limitations and restrictions for the MSI-4260 IS.
Manuals and additional resources are available from the Rice Lake Weighing Systems website at
Warranty information can be found on the website at
1.1 Features
• The MSI-4260 IS is FM Approved
• Designed to meet or exceed applicable U.S. and international safety standards
• Automatic power off conserves battery life by sensing no activity after a set number minutes and turns off the power
• Automatic sleep mode preserves the battery life by dimming the LED display after a set number of minutes of no activity
• Rugged construction throughout; The buttons are sealed and rated for over 1 million operations
• Precise high resolution (2,500 division standard and up to 10,000 possible) 24 bit A/D conversion provides world class
features and accuracy
• Five large, 1.2'' (30.5 mm) LED digits for clear weight readings from a distance; The display is always tilted down for
ease of viewing from below
• Easy to maintain: Full digital calibration assures reliable, repeatable measurements; Can be calibrated without test
weights using MSI C-Cal technology
• Selectable for kg/lb unless prohibited by Legal for Trade regulations
• Provides automatic or manual weight totalization for loading operations
• Easily customized for special applications with oversized attachments and interface hardware
• High speed Peak mode for wire and rope stress analysis
• Eight setpoints can be set for any in-range weight for operator alerts or process control
• ScaleCore technology provides quick and easy software updates and calibration/setup backup
• Two service counters ensure load train safety by warning the user to perform a load train safety check when the lift count
gets high or the scale has been overloaded repeatedly
1.2 FCC Compliance
United States
This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC
Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated
in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and
used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this
equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the
interference at his own expense.
Canada
This digital apparatus does not exceed the Class A limits for radio noise emissions from digital apparatus set out in the Radio
Interference Regulations of the Canadian Department of Communications.
Le présent appareil numérique n'émet pas de bruits radioélectriques dépassant les limites applicables aux appareils
numériques de la Class A prescites dans le Règlement sur le brouillage radioélectrique edicté par le ministère des
Communications du Canada.
