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2640A/2645A NetDAQ
Users Manual
A-2
Table A-1. 2640A/2645A General Specifications
Specification Characteristic
Channel Capacity 20
I/O Lines Total 12
Size 9.3 cm high, 21.6 cm wide, 36.2 cm deep
(3.67 in high, 8.5 in wide, 14.28 in deep)
Weight Net, 4 kg (8.8 lb.)
Shipping, 6.0 kg (13.2 lb.)
Power 107 to 264V ac (no switching required), 50 and
60 Hz, 15VA maximum
9V dc to 16V dc, 6W maximum
If both sources are applied simultaneously, ac
voltage is used if it exceeds approximately 8
times the dc voltage.
Automatic switchover occurs between ac and
dc without interruption.
Safety Standards Both instruments comply with:
IEC 1010-1
UL 1244
CSA Bulletin 556B.
ANSI/ISA-S82.01-1994
CSA C22.2 No. 1010.1-92
EMC Standards When shielded cables are used, both
instruments comply with:
Vfg. 243/1991
FCC-15B, at the Class B level
EN 50081-1
EN 50082-1
Serial Interface (RS-232C) Connector: 9 pin male (DI-9P)
Signals: TX, RX, DTR, RTS, GND
Modem Control: full duplex
Baud rates: 4800, 9600, 19200, 38400
Data format: 8 data bits, no parity bit, one stop
bit
Flow control: XON/XOFF
Echo: Off
Common Mode Voltage 2640A 150V (300V on channels 1 and 11)
2645A 50V dc or 30V ac rms.