GE DigitalFlow DF868 User Manual

March 2008
1-26 Programming Site Data
Transit-Time SIGNL Options 2. Press [ENT] to accept the current Signal Low Limit value or enter a
new value and press
[ENT].
The default value for this parameter is 40 and values from –20 to 100
are acceptable. The
E1: LOW SIGNAL error message appears when the
signal strength falls below the programmed
Signal Low Limit value.
See the Service Manual for a discussion of error codes.
3. Press
[ENT] to accept the current Cor. Peak Limit value or enter a
new value and press
[ENT].
The default value for this parameter is 100 and values from 0 to 500
are acceptable. The
E4: SIGNAL QUALITY error message appears when
the signal quality falls below the programmed
COR. PEAK LIMIT value.
See the Service Manual for a discussion of error codes.
4. Press
[ENT] to accept the current Soundspeed +– Limit value or
enter a new value and press
[ENT].
The default value for this parameter is 20% and values from 1% to
50% are acceptable. The
E2: SOUNDSPEED error message appears
when the calculated fluid soundspeed differs from the fluid
soundspeed entered in the
SYSTEM menu by more than the
programmed
Soundspeed +– Limit value. See the Service Manual for a
discussion of error codes.
5. Press
[ENT] to accept the current Velocity Low Limit value or enter
a new value and press
[ENT].
The default value for this parameter is –40.0 ft/sec (–12.142 m/sec)
and values from –100 to 100 ft/sec (–30.48 to 30.48 m/sec) are
acceptable. The
E3: VELOCITY RANGE error message appears when the
calculated fluid velocity is less than the programmed
VELOCITY LOW
LIMIT
value. See the Service Manual for a discussion of error codes.)
6. Press
[ENT] to accept the current Velocity High Limit value or enter
a new value and press
[ENT].
The default value for this parameter is –40.0 ft/sec (–12.142 m/sec)
and values from –100 to 100 ft/sec (–30.48 to 30.48 m/sec) are
acceptable. The
E3: VELOCITY RANGE error message appears when the
calculated fluid velocity exceeds the programmed
VELOCITY HIGH
LIMIT
value. See the Service Manual for a discussion of error codes.
7. Press
[ENT] to accept the current Acceleration value or enter a new
value and press
[ENT].
The default value for this parameter is 15.0 ft/sec
2
(4.6 m/sec
2
) and
values from 0 to 100 ft/sec
2
(0 to 30 m/sec
2
) are acceptable. The E6:
CYCLE SKIP
error message appears when the calculated fluid velocity
changes by more than the programmed
ACCELERATION LIMIT value
from one reading to the next. See the Service Manual for a discussion
of error codes.

GE DigitalFlow DF868 Specifications

General

Brand	GE
Model	DigitalFlow DF868
Category	Measuring Instruments
Language	English