Semiconductors, Passives & Optoelectronics - Farnell

Automation
Single Board Computers 40
ISA 4-channel Serial
I/O Boards
(PCSER4)
• Four independent RS232 or
RS422/485 channels
• Programmable data rates to
115Kbaud (async), 1.9Mbaud
(sync), with vectored interrupt
facility
• Board access and user programmable LED’s
• Transmit and receive FIFOs
• 85230 ESCC chips
Order Code Price Each
PCSER4 371-6107 296.06
ISA Multi-Function
Counter-Timer
(PCPIC)
• Nine 16-bit counter-timer
channels, one used as a
time base
• Multi-function
measurement of frequency,
counts or times
• Two-byte PC bus interface with board function ID and LED
operational check
• Upto 16 digital inputs and 8 interrupt inputs
ISA 24-channel Opto-
Isolated Digital Output
Board
(PCO24)
• 24 opto-isolated digital
output channels, up to
24V
• Upto 400mA isolated
drive current, at 50V per
channel, with ‘read-back’ status check
• Transient isolation to 1500V RMS
• Two-byte PC bus interface with board function ID
and LED status operational check
ISA 8/8-channel Opto-
Isolated Digital Input
Output Board
(PCI08-DC/DC)
• Input switching voltage range 10V
to 30V
• Maximum input frequency 50Hz
with filters selected, 10kHz without
filters selected
• Reverse input protection diodes on
all inputs
• Maximum output frequency 40kHz
Only
248.90
ORDER
CODE 371-6089
Only
358.94
ORDER
CODE 371-6077
• Catch diode on all outputs for
protection when driving inductive loads
• Board access LED
Order Code Price Each
PCIO8-DC/DC 371-6065 180.78
† Available until stocks are exhausted
Order now www.farnell.com
Indicative Euro prices, ex-works UK warehouse basis
PCI 8 Changeover Relay
Outputs & 8 Opto-Isolated
Digital Inputs
(APCI-RELAY8/IN8)
Designed for industrial on/off
control, external contactor
driving, digital input monitoring
and contact status monitoring.
• 8 changeover relays
• Normally Closed (NC) and Normally
Open (NO) contacts available
• Relay drivers optionally disabled on
power-up and reset
Order Code Price Each
APCI-RELAY8/IN8 371-6156 215.81
ISA 24-channel Opto-
Isolated Digital Input Board
(PCI24)
Designed for industrial
control and
monitoring,
interfacing to parallel
I/O devices, Ground
loop isolation.
• 24 opto-isolated digital input channels,
up to 24V
• Reverse protection diodes
• Isolated 24V power supply source
• Interrupt handling
• Transient isolation to 1500V RMS
• Two-byte PC bus interface with
board function ID and LED status
operational check
• Three multi-purpose 16-bit
counter-timers
Order Code Price Each
PCI24 371-6041† 275.10
ISA Watchdog & Integrity
Monitor
(PC-SYSCON)
• Read-back status register
• 8 opto-isolated digital inputs
• Input debounce filters (link selectable)
• Board access LED
• Watchdog programmable to 2 or 10 seconds time-out
• Voltage sensor (+5V, +12V, -12V); Programmable trip points
• Voltage monitor resolution: 24.2mV for +5V; 60.7mV for ±12V
• Temperature sensor, 0.48°C resolution
• On-board buzzer and relay output
• Interrupt operation
• 8 digital inputs and 8 digital outputs
• 2 alarm channels with analogue (0 to 20V) or opto-isolated (12 to 24V) inputs
Order Code Price Each
PCSYSCON 371-6119† 413.96