Hitachi S10VE, Руководство пользователя

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3. Specifications
3-6
Table 3-5 RI/O-IF module specifications
Item Specification Remarks
Model LQE950
Remote I/O
communication
Line speed 768 kbps
Number of lines 2 lines
Number of
connected units
Maximum of 12 units per line
Number of
transferred words
Maximum of 64 words (1,024 points) per line
Insulation method Transformer insulation
Error detection
method
Loop checking with inverted 2-bit data transmission
Modulation method Bipolar modulation
Connection mode Daisy chain
Terminating
resistance
100Ω or 150Ω
Dielectric strength
withstand voltage
500 V AC/1 minute
Total cable length
Maximum 300 m
(Depends on the type of cable used. For details, see
Chapter 7. Wiring )
PCsOK
Output format Relay output (relay insulation)
Rated output
100 V AC, 12 to 24
V DC
48 V DC 100 V DC
2 A 0.5 A 0.1 A
Minimum output 12 V DC/20 mA
Dielectric strength
withstand voltage
1500 V AC/1 minute
Response time 15 ms or faster
Relay service life
(electrical)
70,000 times (100 V AC, 2 A (
COSφ = 0.4), 24 V DC, 2
A (L/R = 7 ms),
Frequency of operation 1,800 times/hour, normal
temperature and normal relative humidity)
Cable specification Twisted pair cable, 100 m or shorter
CPU
STOP/RUN,
RI/O STOP
Input format Contact input (photocoupler insulation)
Rated input 100 V AC, 100 V DC/5 mA
Input voltage range 85 to 121 V AC, 85 to 110 V DC
ON voltage/current
85 V AC or more/3.8 mA or more
85 V DC or more/3.8 mA or more
OFF voltage/current
25 V AC or less/1.0 mA or less
25 V DC or less/1.0 mA or less
Impedance
20kΩ (approx.)
Dielectric strength
withstand voltage
1500 V AC/1 minute
Response time 15 ms or faster
Cable specification Twisted pair cable, 100 m or shorter
Hot swapping Not supported
Current consumption 200 mA or less