Power supply, Pressure measurement

Power Control

(Remote Start-Up)

2	RPT 301 User Manual
Power supply
Electrical Safety:	EN61010 (IEC 1010) as applicable
Voltage	4.5 to 32 V DC
Power	0.6 Watts at 5 V to 0.75 Watts at 32 V
Electromagnetic compatibility
............................................................	EN50081-1 (emissions)
.............................................................	EN50082-2 (immunity)
Switch on

Settling Time: ... Less than 5 seconds (with filtering disabled)

Pressure measurement
Measurement cycle:	Fixed, nominally 0.5 seconds

Reading Filter:

Single pole low pass filter, variable time constant and step response

Reading Resolution:

Programmable number of decimal places

Data Communications:

Serial RS232 or RS485 (selectable)

Software or hardware handshaking on RS232 software handshaking only on RS485.

A floating ‘volt free’ two-wire control input is provided to enable the instrument to be remotely switched on

or off.
Pressure connection
..............................................................................	G1/8 female
overpressure	1.25 x calibrated full-scale
pressure containment	5 bar a
Pressure medium compatibility:
Dry gases compatible with:

Glass, Silicon, Titanium, Stainless Steel and Epoxy adhesive

Note: Continuing development sometimes necessitates specification changes without notice.