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GRAPHTEC GL450 - Function Specifications

GRAPHTEC GL450
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5-6
Specifications
5.2 Function Specifications
Standard Specifications
Trigger Functions
Item Description
Display screen Waveform display: Waveform screen + Digital screen, Waveform screen
Digital display: Waveform screen + Digital screen, Calculation Display
screen, Digital screen
Note: Can be key-toggled
Sampling interval*
1
100, 200, 500 ms; 1, 2, 5, 10, 20, 30 s; 1, 2, 5, 10, 20, 30 min; 1 h
Waveform expansion Time axis: 1, 2, 5, 10, 20, 30 sec/Div
/contraction 1, 2, 5, 10, 20, 30 min/Div
1, 2, 5, 10, 20, 30 h/Div
Voltage axis: variable span
Scaling function 4 points can be set for each channel
Review function Data replay during data capture (dual-screen display)
Data save functions Capture to internal memory
Capture to internal memory and automatic save to a PC card
Direct capture to a PC card
The setup data can be saved to the PC card
Copy of data screen saved to a PC card
Statistical calculation Types of operation: Average value, peak value, maximum value,
minimum value, RMS
Number of operations: A maximum of 4 can be set simultaneously for 2
channels each
Method: Realtime operation
Note: When the Calculation Display screen has been specified, the calculation results are
displayed.
Search functions Function: Search the captured data for the required number of points
Search type: Alarm search
Annotation input function Function: A comment can be input for each channel
Inputtable characters: Alphanumerics
Number of characters: 11
Linked unit operation Synchronized operation enabled by the use of synchronous cables to link
two or more main units together (PC measurement )
Synchronized operations: Start/stop, trigger, reference clock
Note: If the sampling interval is the same for all the units, the reference clocks are
synchronized to enable long-term measurement without any time lag.
*1 The sampling interval varies according to the number of channels used.
10 ch: 100 ms; 20 ch: 200 ms; 30/40/50 ch: 500 ms; 60 channels or more: 1 s
Item Description
Repeat Trigger Off, On
Trigger types Start: Data capture starts when a trigger is generated.
Stop: Data capture stops when a trigger is generated.
Trigger conditions Start: Off, Level, Alarm, Specified time
Stop: Off, Level, Alarm, Specified time, Time
Alarm judgment modes Analog, Logic, Pulse AND, Pulse OR
Analog: H, L, Window In, Window Out
• Logic: 4-ch pattern
• Pulse: H, L

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