AMS DCB-274 manual Specifications, Electrical, Environmental, Physical

ADVANCED MICRO SYSTEMS, INC.							HARDWARE
Specifications
	Electrical
	Output Current (maximum)……………….		4.0 Amps
	Chopping Frequency...................…………...		20kHz
	Supply Voltage............................…….…….		+24 to 40 Vdc
	Motor Step Resolution..............…………….		1/8,1/4,1/2, Full, Wave
	Non-Volatile Memory.............……………...		2k Bytes
	Position Counter..........................…………..		±8,388,607
	Baud Rate..................................…….……...		9600, 470k
	Serial Interface……………………………...		RS-422 4-Wire, Full Duplex
	Signals	Min	Typ		Max	Units
	RX, TX	-7	5	12		Vdc
	High Input Voltage		2	28		Vdc
	Line Input Current	-0.8		1		mA
	Party Select	-.3	2.5*	36		Vdc
	External Terminator		220			Ohms
	*Threshold
	J1 Input Signals: Ports 1, 2, 3, P4_In, Jog 1, Jog 2, Jog Speed, Step and Direction
	J4 Input Signals: Limits, Home, Go and Soft Stop
	Signals	Min	Typ		Max	Units
	VIO Supply (J3-7)	4.6			28	Vdc
	Threshold	2.3*	½ VIO			Vdc
	Input Voltage	-0.3			28	Vdc
	Input Current	0.5*	VIO/10		2.8	mA
	* VIO = 4.6 volts using internal supply
	J5 Output Signals: Ports 4_Out and 5 (open drain with 100k pull-up’s to VIO)
	Clamp diodes are required for inductive loads.
	Output Signals	Min	Typ		Max	Units
	Outputs Ports 4 and 5	0.7		28		Vdc
	Output Current (sink)			2		Amp
	Environmental

Storage...……….	-45 to 85 Degrees C
Operating.....…...	0 to 55 Degrees C
Humidity.......…..	0 to 95% (non-condensing)
Physical
Size (in.)………...	5.2 x 4.13 x 1.4
Weight........……	8 oz.

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