Intelligent Watchdog Timer Card - WDT 01 Intelligent Watchdog Timer Card with daughter board FEATURES: Intelligent Watchdog Timer Card SPECIFICATIONS: Watchdog timer: Software programmable from 0.01 second to 167772.15 seconds. Temperature monitor: Temperature: 0ºC - 75ºC Precision:+-1?C; onbord 2 digital LED display; Warming temperature Setting: 50?C,60?C,70?C or none. Computer power monitor: PC Power +5V, External Power +12V RS-232 output: speed: 9600, 4800, 2400 or 1200bps Transmit message includes: Watchdog timer state Temperature status Current Temperature scale External & PC power status...etc. Power required: 1.External power:+12V, 3W or 2.Internal power:+12V, 3W Printer-like I/O interface: LPT0(3bch), LPT1(378h), LPT(278h) or User Defined, only need 3 I/O ports Output Signals: Signal/Function WDT timeout Over Temperature Power failure Reset Yes     IRQ Yes Yes   I/O status Yes Yes Yes RELAY Yes Yes   TTL Yes Yes   LED Yes Yes Yes ES232 Yes Yes Yes Buzzer Yes Yes Yes WDT / Watchdog power failure LED display only on terminal board. IRQ:3,4,5,6,7,9,10,11,12,14,15 4 BIT TTL output: logic high:2.4VDC min,source 400uA. logic low:0.5VDC max,sink-10mA Two Relay for watchdog or temperature failure: Contacts:FoRM c. Max switched current:1A 30V/DC Max switched voltage:120VAC/60VDC Max carry current:1.25AC/DC Output Signals:   WDT-01 WDT-02 Software driver Yes Yes on-board 7-seg LED Yes No Temperature measurement Yes No on board buzzer Yes No Relay output for watchdog alarm Yes No Relay output for temperature alarm Yes No Teminal board Yes No Other Yes Yes

Intelligent Watchdog Timer Card - WDT 02 WDT-01 without daughter board, display, temperature sensor and relay FEATURES: Intelligent Watchdog Timer Card SPECIFICATIONS: Watchdog timer: Software programmable from 0.01 second to 167772.15 seconds. Temperature monitor Temperature: 0ºC - 75ºC Precision:+-1?C; onbord 2 digital LED display; Warming temperature Setting: 50?C,60?C,70?C or none. Computer power monitor: PC Power +5V, External Power +12V RS-232 output: speed: 9600, 4800, 2400 or 1200bps Transmit message includes: watchdog timer state Temperature status Current Temperature scale External & PC power status...etc. Power required: 1.External power:+12V, 3W or 2.Internal power:+12V, 3W Printer-like I/O interface: LPT0(3bch), LPT1(378h), LPT(278h) or User Defined, only need 3 I/O ports Output Signals: Signal/Function WDT timeout Over Temperature Power failure Reset Yes     IRQ Yes Yes   I/O status Yes Yes Yes RELAY Yes Yes   TTL Yes Yes   LED Yes Yes Yes ES232 Yes Yes Yes Buzzer Yes Yes Yes WDT / Watchdog power failure LED display only on terminal board. IRQ:3,4,5,6,7,9,10,11,12,14,15 4 BIT TTL output: logic high:2.4VDC min,source 400uA. logic low:0.5VDC max,sink-10mA Two Relay for watchdog or temperature failure: Contacts:FoRM c. Max switched current:1A 30V/DC Max switched voltage:120VAC/60VDC Max carry current:1.25AC/DC Output Signals   WDT-01 WDT-02 Software driver Yes Yes on-board 7-seg LED Yes No Temperature measurement Yes No on board buzzer Yes No Relay output for watchdog alarm Yes No Relay output for temperature alarm Yes No Teminal board Yes No Other Yes Yes

Intelligent Watchdog Timer Card - WDT 03 Intelligent Watchdog Timer Board SPECIFICATIONS: O.S./Bus/mounting independent OEM/ODM acceptable Watchdog timer: Software enable/disable watchdog timer; Form 0.03 second to 1966.05 seconds Bus Voltage monitoring : 3.3V , 5V , 12V , -5V , -12V Fan Speed monitoring : 3 channels Temperature monitoring : 3 channels EEPROM: 63 bytes for user read/write, read/write cycles : 100,000 times Interface: RS-232 x 1 for local CPU; RS232 X1 for remote HOST(monitor the local CPU) Baud rate : 2.4K/4.8K/9.6K/19.2K/38.4K/57.6K/115.2K BPS Programable Data format : N81 Command format : the 7000 family compatible Power good signal for PC system Reset signal to simulate external reset-key pressed ISA/PCI bus for PC Four through-hole mountiong for any system with RS-232 interface Demensions : 140mm x 70mm Power Consumption : 2W Operating Temperature : 0ºC - 60ºC Storage Temperature : -20ºC - 70ºC Software : Support DOS, 95/98/Me/2000/Nt driver

Daughter Board for WDT-03

144-Bit OPTO-22 DIO Board FEATURES: Double side SMT , short card, power saving DIO-144 : 144 digital I/O lines DIO-96 : 96 digital I/O lines Emulate 8255 mode 0 (Basic Input / Output mode) Buffer output for higher driving capability than 8255 Register compatible to 722 series Programmable interrupt handling DIO-144 : Six 50-pin Header DIO-96 : Four 50-pin Header Output status readback SPECIFICATIONS: Logic inputs and output Input logic high voltage : 2.0V(Min)/5.0V(Max) Input logic low voltage : -0.5V(Min)/0.8V(Max) Input load current : -0.45mA(Min)/+70mA Output sink current : +64mA(Max) Output source current : -15mA Power consumption : +5V @ 900 mA typical Environment Operating Temperature : 0º to 60ºC Storage Temperature : -20ºC to 80ºC Humidity : 0 to 90 % non-condensing Dimension : 182mm x 110 mm"

96-Bit OPTO-22 DIO Board FEATURES: Double side SMT , short card, power saving DIO-144 : 144 digital I/O lines DIO-96 : 96 digital I/O lines Emulate 8255 mode 0 (Basic Input / Output mode) Buffer output for higher driving capability than 8255 Register compatible to 722 series Programmable interrupt handling DIO-144 : Six 50-pin Header DIO-96 : Four 50-pin Header Output status readback SPECIFICATIONS: Logic inputs and output: Input logic high voltage : 2.0V(Min)/5.0V(Max) Input logic low voltage : -0.5V(Min)/0.8V(Max) Input load current : -0.45mA(Min)/+70mA Output sink current : +64mA(Max) Output source current : -15mA Power consumption : +5V @ 900 mA typical Environment: Operating Temperature : 0º to 60ºC Storage Temperature : -20ºC to 80ºC Humidity : 0 to 90 % non-condensing Dimension : 182mm x 110 mm"

24 BIT OPTO-22 Digital I/O Board FEATURES: DIO-24 :. 24 digital I/O lines Emulate 8255 mode 0 (Basic Input / Output mode) Buffer output for higher driving capability than 8255 Register compatible to 724 series Programmable interrupt handling SPECIFICATIONS: DIO-144 : Six 50-pin Header Output status readback Input logic high voltage:2.0V(Min)/5.0V(Max) Input logic low voltage:-0.5V(Min)/0.8V(Max) Input load current : -0.45mA(Min)/+70mA Output sink current : +64mA(Max) Output source current : -15mA Power consumption : +5V @ 900 mA typical Environment Operating Temperature : 0º to 60ºC Storage Temperature : -20ºC to 80ºC Humidity : 0 to 90 % non-condensing Dimension : 182mm x 110 mm

48-Bit OPTO-22 DIO Board FEATURES: Connects directly to DB-24P,DB-24R,DB-24PR,DB-885B ,or any OPTO-22 compatible daughter board 48 digital I/O lines One 16 bit counter IRQ Level : IRQ3 .. IRQ15 Interrupt Trigger by Event / Timer / Port C3 , C7 Clock Source can be setting : RTC (32.768K) / 2M / 4M / 8M Hz Emulate two industrial-standard 8255 mode 0 Two 50-pin flat cable connector Output status read back SPECIFICATIONS: Digital inputs and outputs Input logic high voltage : 2.0V(Min)/5.0V(Max) Input logic low voltage : -0.5V(Min)/0.8V(Max) Input load current : -0.45mA(Min)/+64mA Output sink current : +64mA(Max) Output source current : -15mA Timer / Counter : 16 bit Interrupt Source (By Switch Setting) : Timer Event Direct Tirgger Clock Sorce (By Switch Setting) : 32.768KHz 2M Hz 4M Hz 8M Hz Power consumption : +5V @ 900 mA typical Environment Operating Temperature : 0º to 60ºC Storage Temperature : -20º to 80ºC Humidity : 0 to 90 % non-condensing Dimension : 182mm x 110 mm"