Laser Technology UltraLyte User Manual

A
PPENDIX
A: S
ERIAL
I
NTERFACE
S
PECIFICATIONS
Electronic Copy of LTI’s UltraLyte User’s Manual – 7
th
Edition June 1998
64
*csum
is an asterisk followed by a hexadecimal
checksum. The checksum is the result
of a complemented, no-carry, binary
addition of all the characters between
the dollar sign and the asterisk.
<CR>
is a carriage return.
If a measurement error occurs, the speed field is
occupied by an error code (Exx) and the range
field is null. See “Error Conditions” for codes.
Example Speed/Range Messages
English units:
$SP,50,700.0,M,F*BF
Metric units:
$SP,80,213.4,K,M*B4
Survey Data Message Format
In UltraLyte format, data is downloaded in the
same format as Basic Measurement messages
in the Laser Technology Impulse family of
instruments. That format is:
$BM,
sd
,
inc
,
<null>
,
hd
,
vd
,
du
,
au
*
c
s
<CR>
where:
$BM
is the message identifier.
sd
is slope distance.
inc
is inclination (null for a UL100).
<null>
is a null field.
hd
is horizontal distance (null for UL100).
For Internal Use Only. Not for Distribution.

Laser Technology UltraLyte Specifications

General

Brand	Laser Technology
Model	UltraLyte
Category	Measuring Instruments
Language	English