Servomex 2700 User Manual

Servomex 2700 Quickstart Manual
Servomex 2700 Quickstart Manual
28
5.3 General specification
Analyser inputs and outputs
Digital display 2 line by 16 character back lit LCD.
User interface Menu driven with 8 button tactile keypad.
Analogue outputs One user-configurable 0-20mA or
4-20mA isolated current output dedicated
to each measurement.
Maximum load 1 kΩ. Clamped at 21mA.
Relay outputs Four SPCO relays. Contact rating
3A/250V AC or 1A/28V DC (non
inductive) maximum and 10mA/5V AC or
DC minimum. User assigned as
concentration (2), fault alarms, calibration
in progress, blowback in progress,
autocalibration solenoid valves (2/3) and
blowback solenoid valve control.
Digital inputs Two external digital inputs for
autocalibration and auto-blowback
initiation. Non-isolated, requiring
voltage-free contact closure (or
equivalent) to analyser ground to initiate.
Physical
Size Sensor head 301mm x 330mm x 256mm
Control unit 391mm x 167mm x 260mm
Weight Sensor head <17kg (37.5lbs)
Control unit <10kg (24.3lbs)
Power Supply Two voltage ranges are provided:
100-120Vac, 50/60Hz
220-240Vac, 50/60Hz
Control unit 250VA
Sensor head 600VA
Sensor head and control unit are powered
separately.
Control unit voltage is user set.
Sensor head voltage is factory set.

Servomex 2700 Specifications

General

Technology	Paramagnetic
Measurement Range	0-100% O2
Outputs	4-20 mA, RS232/RS485
Power Supply	24 VDC or 100-240 VAC
Operating Temperature	0 to 50°C (32 to 122°F)