SiteIQ System
LC4A/LC4B/LC4DC - LC4系列板卡型控制器 供電要求:120 VAC / 220 VAC / 10-28 VDC
LC4A, LC4B, AND LC4DC
Power Requirements: LC4A LC4B LC4DC
115 VAC ± 10 VAC, 60 Hz 220 VAC ± 20 VAC, 50 Hz 10 - 28 VDC, 1.5 amperes @ 10 VDC, 0.50 amperes @ 24 VDC
Power Dissipation:
less than 8 watts @ 25 °C
Operating Temperature:
0 to 70 °C 95% relative humidity, non-condensing
Interface:
one full duplex, RS-422/485 serial port one full duplex, selectable RS-232 or RS-422/485 port one expansion bus for daughter card
Baud Rate:
300 to 38,400 baud
Distance: RS-422/485 RS-232
up to 5,000 feet total length up to 100 multidrop stations up to 50 feet
CPU:
64180, 8-bit microprocessor
CPU Clock Frequency:
6.144 MHz
EPROM:
32K bytes
RAM:
64K CMOS with battery backup (32K for the application program and 32K for a RAM disk)
Real-Time Clock:
clock/calendar with battery backup, 0.01 second resolution (Interrupt)
RAM/Clock Battery:
3 volt lithium, over 10 year life
Indicators:
power, host transmit and receive, and Optomux transmit and receive
Jumper Options:
auto run baud rates LC4 address termination and biasing resistors
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