Digitimer DS7A - External Fuses; Internal Fuses; Dimensions; Temperature

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Operator's Manual DS7A - Constant Current Stimulator

FAULT LED - Amber, illuminated on (i) sensed over-current internally (ii) over-

current to the patient or (iii) Trigger frequency “Too-fast” in alternating

polarity mode. The unit is latched in this condition until reset by the Output

On/Off switch being placed in the OFF position.

POWER ON LED - Green, illuminated for power on

External Fuses

Note these should ONLY be changed by qualified persons

100 - 120 V mains T 250 mA L 5 x 20 mm, 250 V

200 - 240 V mains T 125 mA L 5 x 20 mm, 250 V

Internal Fuses

Note these should NOT be changed by non-qualified persons

Fuse Reference F3 and F4 – TE5 400 mA 125 V Antisurge.

Dimensions

Size: 255 x 100 x 225 mm (d x h x w)

270 x 110 x 225 mm (d x h x w) - over controls and feet

Weight: 2.1 kg (approx.)

Temperature

Operating Range 10°C to 40°C 30 to 75%, non-condensing

Storage Range -40°C to 70°C 10 to 100%, non-condensing

Transport Range -40°C to 70°C 10 to 100%, non-condensing

Other

Power: 100 - 120V or 200 - 240V @ 47-63 Hz

Rating: <30 VA

Case Material UL94 V-0 Flame Retardant

File Ref: N:\Docs\Company\Manuals\DS7A\Issue-14\DS7A-iss14.odt Last Revised: February 1, 2017