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Toshiba LF610 Series Operation Manual

Electromagnetic flowmeter
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Electromagnetic Flowmeter LF610 Series
Operation Guide
Setting Parameters Flow
Setting Menu
Items
Screen Display
Setting or selecting value
A
DETECTOR
0.0000A 〜 0.2500A (0.0001A each)
1 Exicitation Current
EXC CUR
0.1 〜 36 inch , 2.5mm 〜 900mm
2 Meter size
SIZE
A
3 Exicitation Frequency
EXC FREQ
6, 12, 24 Hz
4 Flow Direction
FLOW DIR
NORMAL , SWITCH
5 Measurement Mode
EXIT
B
DISPLAY
・ First Unit : Volume, Others
3
%, m
, L, mL, bbl, gal, m/s, ft/s, COUNT, RANGE, pt, qt,
1 Display 1
DSPL1
CUSTOM, GRAPH (*3)
・ Second Unit : Time unit
/s, /min, /h, /d
・ Third unit : Flow direction code
B
B (Automatic selection bi-directionflow)
2 Display 2
DSPL2
F (Fixed forward flow), R (Fixed reverse flow)
D (Difference)
0 〜 99999999
3 Custom Coefficient
CS VAL
4 Custom Unit
CS UNIT
7 Characters
5 Measurement Mode
EXIT
C
RANGE
1 Range Type
R TYPE
SINGLE, 4F-0R, 2F-2R, EXT 2F-0R, EXT 2F-2R
・ Volume unit
2 Range 1
R1
3
m
, L, mL, bbl, gal, pt, qt
3 Range 2
R2
・ Time unit
C
/s, /min, /h, /d
4 Range 3
R3
・ Velocity unit
5 Range 4
R4
m/s, ft/s
0.0 〜 25.0 % (0.1% each)
6 Range Hysteresis
R HYS
7 Measurement Mode
EXIT
D
FILTER
00.0, 00.5, 01.0 〜 60.0 s
1 Damping Constant
DAMPING
0.0 〜 30.0 % (0.1% each)
D
2 Rate-of-change Limit
LIM RATE
00 〜 20 s (1s each)
3 Control Limit Time
LIM TIME
4 Measurement Mode
EXIT
E
LOW CUT
0.0 〜 10.0 % (0.1% each)
1 Low Cutoff
CUT VAL
E
2 Display Low Cutoff
DSPL SET
LINEAR, LOW CUT
3 Measurement Mode
EXIT
F
ZERO
1 Zero Adjustment
ZERO ADJ
Hold down the
key
F
2 Manual Zero
MANUAL
±10% of 10m/s-maximum range (0.1% each)
3 Measurement Mode
EXIT
G
4-20mA
1 4-20mA Alam Output
ALM 4-20
UNDER 3mA, 4mA, HOLD , OVER 24mA
G
2 Output Low Limit
LOW LIM
4.0mA, 3.2mA, 2.4mA
3 Measurement Mode
EXIT
H
DO
NO USE, HIGH ALM, HH ALM, LOW ALM, LL ALM
1 Digital Output 1
DO1 FUNC
RNG SIG1, RNG SIG2, PRESET C, CONV ALM
2 Digital Output 2 (*13)
DO2 FUNC
H
EMPTY ALM, PLS OUT, PLS FRD, PLS REV
3 Digital Output 1 Active Status
DO1 STAT
NormOPEN, NormCLOSE
4 Digital Output 2 Active Status (*13)
DO2 STAT
5 Measurement Mode
EXIT
I
DI
NO USE, C ST/SP, C RS/ST
1 Digital Input (*13)
DI FUNC
I
RNG SW, ZERO ADJ, FIX OUT
2 Digital Input Detective Level (*13)
DET LVL
H LEVEL, L LEVEL
3 Measurement Mode
EXIT
J
CNT/PLS
3
Units : m
, L, mL, bbl, gal, pt, qt
Value : within the range 3.6 〜 36000000 pulse/h
1 Counting Rate
CNT RATE
(0.001 〜 10,000 pps)
J
2 Plulse Mode
PLS MODE
AUTO, MANUAL
0.3 〜 500.0ms (0.1ms each)
3 Pulse Width
PLS WID
or Less than 40% of the pulse rate for 100% flow rate output
4 Measurement Mode
EXIT
K
PRESET C
0 〜 99999999 count (1 count each)
1 Preset Count
PRST VAL
K
2 Preset Function
OUT MODE
HOLD, 50ms PLS, 500ms PLS
3 Measurement Mode
EXIT
L
H/L ALM1
1 High Alarm Set
H SET
ON, OFF
-10 〜 110 % (0.1% each)
2 High Alarm Value
H VAL
L
3 Low Alarm Set
L SET
ON, OFF
-10 〜 110 % (0.1% each)
4 Low Alarm Value
L VAL
5 Measurement Mode
EXIT
M
H/L ALM2
1 High High Alarm Set
HH SET
ON, OFF
-10 〜 110 % (0.1% each)
2 High High Alarm Value
HH VAL
M
3 Low Low Alarm Set
LL SET
ON, OFF
-10 〜 110 % (0.1% each)
4 Low Low Alarm Value
LL VAL
5 Measurement Mode
EXIT
N
SELF CHK
1 Empty Pipe Alarm
EMPTY
OFF, NORMAL, SENS, SENS-H
N
2 Self-diagnosis function
SELF CHK
ON, OFF
3 Alarm Output Preset
CONV ALM
CONV ONLY, WITH EMP
4 Measurement Mode
EXIT
O
FIX OUT
1 Fixed-value Output
FIX SET
ON, OFF
2.4 〜 24.0 mA (0.1mA each)
O
2 Fixed-current Output
CUR VAL
0 〜 10000 pps (1pps each)
3 Fixed-pulse Output
PLS VAL
4 Measurement Mode
EXIT
P
OTHERS
000 〜 999 (1 each)
1 Password
PASSWORD
1(Light) 〜 5 (Dark)
P
2 LCD Density Adjustment
LCD ADJ
3 Swich Position
SW POSN
TOP, BOTTOM, LEFT, RIGHT
4 Measurement Mode
EXIT
Q
COMM
1 PROFIBUS Communication
PROFIBUS
Q
2 MODBUS Communication
MODBUS
3 Measurement Mode
EXIT
R
CAL
1 0% Flow Rate Calibration
CAL 0%
2 50% Flow Rate Calibration
CAL 50%
R
3 100% Flow Rate Calibration
CAL 100%
4 Checking the Excitation Current Value EXC DSPL
5 Measurement Mode
EXIT
*1 This value is factory adjusted when shipped.
In case of choosing COUNT or RANGE
*1
*2
COUNT : displays totalized flow counts (8 digits) without a unit.
*1
RANGE : displays the range number (1 to 4)
*3 Only display2
Range type
Description
1 : SINGLE
Single range
2 : 4F-0R
Unidirectional flw , automatic selection of multiple ranges
*4
*2
3 : 2F-2R
Bidirectional flows , automatic selestion of multiple ranges
*3
4 : EXT 2F-0R
Unidirectional flows , multiple ranges selected by exterminal single
5 : EXT 2F-2R
Bidirectional flows , multiple ranges selected by exterminal single
(1) In case of the zero adjustment (Menu No.F1),Zero offset is automatically cleared to Zero.
(2) Calculate the zero offset value with the follwing equation:
Zero offset value (%) = {(Actual flow rate) - (LF610 measured value)}
(Sample)
Measured condition
Flow rate
% in measured span
*4
*5
Actual flow rate obtained
10.0 m
3
/min
50%
from other instrument
LF610 measured value
10.5 m
3
/min
52.5%
Zero offset
-
-2.5%
If zero offset is set to -2.5% , LF610 will output 50.0% flow rate instead of 52.5%
4-20mA Alarm Output
Output Status
0 : UNDER 3mA
Under 3mA output
*6
1 : 4mA
4mA output
2 : HOLD
Measured data hold
3 : OVER 24mA
Over 24mA output
DO1,DO2 items
Digital output function
0 : NO USE
Not used
1 : HIGH ALM
High limit alarm output
*5
2 : HH ALM
High high limit alarm output
3 : LOW ALM
Low limit alarm output
4 : LL ALM
Low low limit alarm output
*6
5 : RNG SIG1
Multi - range output No.1
*7
6 : RNG SIG2
Multi - range output No.2
7 : PRESET C
Preset point output
*7
8 : CONV ALM
Converter failure alarm output
9 : EMPTY ALM
Empty pipe alarm output
*8
10 : PLS OUT
Pulse output (bidrectional flow)
11 : PLS FRD
Pulse output (fixed forward flow)
12 : PLS REV
Pulse output (fixed reverse flow)
*9
DO1/DO2 Active Status
Alarm - output Status
*8
0 : NormCLOSE
Normal close
1 : NormOPEN
Normal open
DI Detective Level
Detective Level
*9
0 : L LEVEL
L level
1 : H LEVEL
H level
Preset Function
Output Status
*10
0 : HOLD
Output Status Level Hold
*10
1 : 50ms PLS
Pulse out (pulse width 50ms)
2 : 500ms PLS
Pulse out (pulse width 500ms)
Empty Pipe Alarm
Digital output function
0 : OFF
Not used
1 : NORMAL
Used and Low-sensitive
*11
2 : SENS
Used and Middle-sensitive
2 : SENS-H
Used and High-sensitive
When this function is set to ON , the conditions are follwing.
Items
Conditions
*11
Current output
User - set current output
*12
Pulse output
Pulse output with a user - set counting rate
Digital outputs
Previous status is retained (excluding pulse output).
Data indicating
Instaneous flow rates and flow velocity (no totalization).
*12
*13 These functions are option.
*13
*13

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  Summary of Contents for Toshiba LF610 Series

  • Page 1 0.0 〜 25.0 % (0.1% each) 6 Range Hysteresis R HYS If zero offset is set to -2.5% , LF610 will output 50.0% flow rate instead of 52.5% 7 Measurement Mode EXIT FILTER 00.0, 00.5, 01.0 〜 60.0 s...
  • Page 2 Factory default standard value table Default value Code Item Changed value English unit SI unit Exicitation Frequency Value Value Flow Direction NORMAL NORMAL Display 1 gal/min Display 2 COUNT B Display digit setting 1/1000 1/1000 (For Display 1 and Display 2) Custom Coefficient Custom Unit Blank space in all field Blank space in all field...