Electraedge

        Output range upto 300V, 400 mA

	Cat. no. 28-T0550
	with timer

        - Independent digital displays for mA and volts
        - Dual mode (CV and CC) with auto crossover
        - Output V & I can be set to any desired value within range
        - Pause resume function
        - Quick and easy to set timer
        - Four sets of recessed output terminals
        - Compatible with most electrophoresis instruments
        - Can be used in a cold room or incubator
        - Noise, vibration and heat free (fanless design)
        - Can be run for days continuously without any problems
        - Auto-recovery on power failure
        - Light weight aluminium body with handles provided for portability

      Safety Features
        - Outputs protected against short-circuiting
        - Over-voltage trip circuit to limit electronic
          component damage
        - High insulation resistance and isolation

      Technical Specifications

Feature	Electraedge (with timer) 28-T0550
Voltage Output	0-500V
Current output	0-500mA DC
Power (wattage)	250 W
Voltage adjustment	1 V increment via ten turn knob
Current adjustment	1 mA increment via one turn knob
Mode of regulation	CVCC with LED indication
Timer	Yes
Timer Display	Dual, 3 digit LED display
Time ranges	Select between nine time ranges 0 - 9.99/ 99.9/ 999 sec 0 - 9.59 min:sec, 99.9/ 999 min 0 - 9.59 hr:min, 99.9/ 999 hr
Programmable	Yes
Autorecovery on power failure   Set point stays indefinitely	Yes
Timer recovery on power failure	Yes, memory retention for 10 years
Pause resume function key	Yes
Operating temperature range	0°C to +50°C
Voltage input	230V rms, 50 Hz, single phase
Voltage Variation (from nominal AC input voltage)	+10%, -15%
Frequency	47Hz to 53Hz
Transient suppression provided	Yes
Component details   Mains switch   Fuse   Pause/ resume switch   Timer ON/ OFF switch   Timer reset switch   Output socket   Mains inlet	Illuminated rocker switch   On front panel   Rocker switch   Rocker switch   Push button (momentary)   4mm recessed female   IEC C14
Output is fully isolated from input	Yes
Line regulation   in CV mode   in CC mode	Better than +/-0.25% +/-0.5%
Load regulation in: - no load to full load variation (in CV mode) - change in zero to max output (in CC mode)	+/-0.25% +/-0.5%
Ripple & noise   in Cv mode   in CC mode	100mV rms max. 20Hz-20MHz 5mA rms max.
Automatic overload & short circuit   protection with self recovery	Yes
3.5 digit voltmeter and ammeter   (independent display)	Yes
Isolation ~ between AC input & DC output terminals ~ between DC output terminals and chassis	2.1KV AC for 1 min 1.5KV AC for 1 min
Insulation ~ between output & chassis	> 10Mohms @ 250DC
Humidity tolerance	upto 95% (non condensing)
Cooling by normal convection, venting at the bottom and sides	Yes
Dimensions of the body [measurement excludes projecting knobs, handles and switches]	160 mm (w) x 250 mm (h) x 255 mm (d)