Greer Company
Greer Company
Greer Company
Greer Company
Crane Systems
1918 EAST GLENWOOD PLACE, SANTA ANA, CA 92705
Tel: (714) 259 9702 Fax: (714) 259 7626
MicroGuard
424 Operation/Troubleshooting Manual Horizontal Display Hydraulic Cranes
48 of 52
W424103 REV A 02/13/01
ROM
"Read only" memory from which data can only be read, i.e. not changed after programming.
ROPE LIMIT
The maximum permitted single line pull determined by the construction and diameter of a wire
rope.
SAVE
Move data from the working personality to a write protected area of memory.
SCALE
The use of a factor to set the scaling of analog sensors.
SCALE
Something graduated when used in measurement.
SENSITIVITY
A measure of the capacity of a sensor to respond to physical stimulus.
SENSOR
A device that responds to a physical stimulus and transmits a resulting impulse.
SHEAVE
A grooved wheel or pulley.
SLEW OFFSET
The horizontal distance from the boom pivot to the center of rotation
SPAN
An extent or spread between two limits.
SPAN
The calibration of an analog sensor between zero and maximum span.
STOWED
ATTACHMENT
An attachment usually stowed on the main boom when not in use.
SUPERSTRUCTURE The structural part of a crane above the carrier, usually rotating.
SWING
The rotation of a crane upper around its center line.
SWL (%SWL)
Percentage of safe working load. The proportion of the crane capacity which is being utilized at
any one time expressed as a percentage of rated capacity
TRANSDUCER
A device which is actuated by energy from one system and converts this to another form for
use by a different system (as a loudspeaker that is actuated by electrical signals and supplies
acoustic power).
TX.0
The piston side pressure transducer.
TX.1
The rod side pressure transducer.
UNLADEN
A boom which has no additional stowed or erected attachments and which is not supporting a
load.
VOLT
Unit of electrical potential difference and electromotive force.
WEIGHT
The amount that a body weighs or the poundage to be carried by a horse in a handicap race.
WRITE PROTECTED An area of memory to which a microprocessor cannot write data.
ZERO
The point from which graduation of a scale begins.