Operator's Manual DS7A - Constant Current Stimulator
20 Case changed to UL94 V-0 Flame Retardant material in Ivory with Brown trim.
Handle assembly is removed. (CN.1982/1992)
21 Internal circuitry added to inhibit excessive pulses due to o.c. Pulse Duration switch
(CN.2002)
22
Changed the two internal fuse holders from “clips”, which are prone to weakening over
time to a “board mounted” type. This reduces the risk of either fuse going open circuit
which can result in overloading and failure of the remaining fuse.
The MOD RECORD STATUS is part of the Serial Number label fitted to the rear panel - see REAR PANEL
CONTROLS section.
Digitimer Ltd. 47 of 58 Copyright © 2014
File Ref: N:\Docs\Company\Manuals\DS7A\Issue-14\DS7A-iss14.odt Last Revised: February 1, 2017
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