Laurel Electronics LAUREATE SERIES SCALE-WEIGHT METER - Manual (Page 6)

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5. RECEIVING & UNPACKING
Your scale meter was carefully tested and inspected prior to shipment. Should the meter be
damaged in shipment, notify the freight carrier immediately. In the event the meter is not
configured as ordered or the unit is inoperable, return it to the place of purchase for repair or
replacement. Please include a detailed description of the problem.
6. SAFETY CONSIDERATIONS
Warning: Use of this equipment in a manner other than specified may impair the pro-
tection of the device and subject the user to a hazard. Visually inspect the unit for signs of
damage. If the unit is damaged, do not attempt to operate.
Caution:
• This unit must be powered with AC (mains) from 85-264 Vac with the high voltage power
supply option, or 12-32 Vac (10-48 Vdc) with the low voltage power supply option. Verify
that the proper power option is installed for the power to be used. This meter has no AC
(mains) switch. It will be in operation as soon as power is connected.
• The 85-264 Vac mains connector (P1 Pins 1-3) is colored Green to differentiate it from
other input and output connectors. The 12-32 Vac (10-48 Vdc) mains connector is colored
Black.
• Do not make signal wiring changes or connections when power is applied to the instrument.
Make signal connections before power is applied. If reconnection is required, disconnect
the AC (mains) power before such wiring is attempted.
• To prevent electrical or fire hazard, do not expose the instrument to excessive moisture.
• Do not operate the instrument in the presence of flammable gases or fumes; such an
environment constitutes a definite safety hazard. This meter is designed to be mounted in a
metal panel.
• Verify the panel cutout dimensions, and mount according to instructions.
Symbols used
Caution (refer to accompanying documents) Earth (ground) terminal.
Caution, risk of electric shock.
Both direct and alternating current.
Equipment protected throughout by double
insulation or reinforced insulation.
Operating environment:
The meter is Class II (double insulated) equipment designed for use in Pollution degree 2.