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F371
Unipulse F371 User Manual
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3.CONNECTION
10
3-2. Load Cell Connection
・
4-wire senso
r
・
6-wire senso
r
Short-circuit +EXC with +S and -EXC with
-S for connecting a 6-wire strain-gage
sensor
.
（
+EXC
）
（
-EXC
）
（
+SIG
）
（
-SIG
）
（
F
.G or
）
＋
IN
－
OUT
－
IN
＋
OUT
A1
B2
A2
B1
F371
（
+EXC
）
（
-EXC
）
（
+SIG
）
（
-SIG
）
+IN
-OUT
-IN
+OUT
A1
B2
A2
B1
F371
（
F
.G or
）
20
22
Table of Contents
Default Chapter
3
Safety Precautions
3
Table of Contents
5
1 ．Appearance Description
12
Front Panel
12
Touch Panel Display
12
Power Lamp
12
Rear Panel
13
AC Power Source Input Terminal Block
15
Frame Ground (Functional Ground)
15
Optional Slot
15
2 ．Setting Modes
16
F371 Screen Configuration
16
Setting Modes Tree
17
About a Setting Call
19
3 ．Connection
20
Power Input Connection
20
Load Cell Connection
21
SI/F Connection
22
External I/O Connection
23
External Output Connection
23
External Input Connection
23
RS-232C Interface Connection
24
Voltage Output Connection
25
Connecting to Cage Clamp Terminal Block
26
4 ．Calibration
27
Equivalent Input Calibration Procedure
28
Actual Load Calibration Procedure
29
Zero Calibration
30
Actual Load Calibration
31
Equivalent Input Calibration
32
Digital Offset
34
Increment (this Step May be Omitted if There Is no Change.)
35
Decimal Place
36
Calibration Protection
37
Calibration Value Selection
38
External Selection of Calibration Value
39
Unit
40
5 ．Setting of Functions
42
Digital Zero
42
Digital Filter
43
Analog Filter
44
Display Rate
44
Stability
45
Zero Track
46
Contrast Adjustment
47
Backlight
47
Excitation Voltage
47
Auto Print
48
Hold off Print
50
Parameter Protection
50
6 ．Comparison Functions
51
HI Limit/Lo Limit/Hi-HI Limit/Lo-LO Limit
52
Hysteresis
53
Near Zero
55
HI-LO Limit Comparison Mode
55
HI-LO Limit Output Mode
56
Alarm Mode
57
7 ．Hold Functions
58
Hold Setting
58
Hold Mode
58
Hold Detection Time
59
Auto Start Level
60
Hold Point Shift
60
Hold Setting
61
Minimum Count
62
Valley Detection Level
62
Hold Setting
63
Minimum Slope
64
Interval a and Interval B
64
Hold Setting
66
Mean Value Sampling Count
66
Hold Operation
67
Sample Hold
67
Peak Hold
68
Valley Hold
69
Peak-To-Peak (P-P) Hold
70
Relative Maximum and Relative Minimum Hold
71
Inflection Point Hold
73
Mean Value Hold
74
How to Specify the Hold Detection Period
75
All Period
75
Externally Specified Period Hold
76
(Peak, Valley , Peak-To-Peak and Mean Value)
76
Time Specified Period Hold
77
(Peak, Valley, Peak-To-Peak and Mean Value)
77
Time Specified Period Hold with Trigger
78
(Peak, Valley, Peak-To-Peak and Mean Value)
78
8 ．Multi-Hold Function
79
About Changing of the Setting CH
80
9 ．Waveform Display
81
Graphic Display Screen
81
Hold Point Plotting
82
X-Axis and Y-Axis on the Graph Plotting Screen
82
Graph Plotting
83
Continuous
83
External
84
Level
85
External + Level
85
Graph Function
86
Interval Time
86
Graph Start Level
86
Level Detection Mode
87
Start Point
88
Y (Load) Start Point and y (Load) End Point
89
10 ．Voltage Output（Vol out
90
11 ．Screen Lock
91
12 ．Event Output at the End of Graph Plotting
91
13 ．Rs-232C Interface
92
Communication Specifications
92
Specifications
92
Connector Pin Assignment
93
Cable
93
RS-232C Interface Setting
94
Communication Mode
94
Baud Rate
94
Character Length
94
Parity Bit
95
Stop Bit
95
Terminator
95
Communication Modes
96
Communication Format
96
14 ．Bcd Data Output(Option)
103
Connector Pin Assignment
103
Logic Change
104
BCD Data Hold
104
Equivalent Circuit
104
Signal Timing
105
BCD Data Update Rate Selection
106
BCD Output Data Selection
106
15 ．Rs-485 Communication Interface(Option)
107
Communication Specifications
107
Connection
107
Communication Method
110
Interface Setting
111
Terminator Resistance
111
Communication Method
111
RS-485 Interface Setting
111
16 ．D/A Converter(Option)
112
Voltage Zero and Full Scale, Current Zero and Full Scale
113
D/A Output Mode
114
Voltage Output Selection
114
Current Output Selection
114
17 ．DC Power Source
116
Error Messages
117
19 ．Self-Check and Initialization
118
Self-Check
118
Self-Check DSP
118
Self-Check MEM
118
Self-Check KEY
119
Self-Check EXT
119
Initialization(All Setting Value Clearances)
120
Password
120
20 ．About Japanese/English Display Selection
121
21 ．Block Diagram
122
22 ．Dimensions
123
23 ．Installation in a Panel
124
24 ．Specifications
125
Analog Section
125
Digital Section
125
Communication
126
Options
126
External Input and Output
127
General
128
Accessories
129
25 ．Setting Item Chart
130
26 ．Conformity to Ec Directives
134
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Unipulse F371 Specifications
General
Brand
Unipulse
Model
F371
Category
Accessories
Language
English
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