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9.1 Basic Specifications
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Output signal
Open collector output
Max. load
30 VDC
Max. output current
100 mADC per signal
Output saturation voltage
1.5 VDC or less
Signal names
HV-ON : Generating voltage for output
TEST : TEST in progress
PASS : when measured current remains between the upper /
lower limit settings for set time
UFAIL : When measured current exceeds the upper limit setting
LFAIL : When the measured current is below the lower limit
setting
READY : Standby
ISO.DCV : Internal support resistance current (15VDC,0.1A)
Input signals
Active low input (insulated with a photocoupler)
Max. testing voltage
30 VDC
HIGH level voltage
15 VDC or more, open
LOW level voltage
5 VDC or less ( -6 mA typ )
Signal names
START : Measurement start
STOP : Measurement stop
EXT-E : External I/O effective
INTERLOCK: Inter-lock function effective
Input signal (contact input)
START/STOP/SW.EN ( front socket SW enable )
Output signal
LED light signal ( 40 mA max. load current )
Transmission mode
Start-stop synchronization, full duplex
Transfer rate
9600 bps
Data length
8 bit
Parity
None
Stop bit
1 bit
Hand shake
No X flow, hardware flow control
Delimiter
CR, CR + LF for reception
CR + LF for transmission
EXT I/O (Rear panel ) : Input/Output signal lines are insulated internally with a
photocoupler.
EXT SW ( Front socket )
RS-232C
START key priority order
RS-232C interface > External SW > External I/O > START key on this units panel
(However, this is when START is enabled using the RS-232C interface.)