natus Grass S88X, User & Service Manual

Page: 27 / 64

S88X
Dual Output Square Pulse Stimulator
5-27
s1 & s2 c
oNtrols
F
unctiOn
The FUNCTION touch-pad control is used in conjunction with the TIMING
thumbwheel control to select the S1 and S2 modes. The modes are listed
below.
S1 Modes:
These four modes allow S1 and S2 to operate as completely independent
stimulators.
• SINGLE PULSE (SP)
• REPEATING PULSE (RP)
• SINGLE TRAIN (ST)
• REPEATING TRAIN (RT)
The following two modes are externally controlled requiring an external
trigger to the
S1 DELAY SYNC IN or TRAIN DURATION SYNC IN terminal. (See
S
ynchronouS
i
nputS
/o
utputS
later in this chapter for more information.)
• EXT CONTROL FROM “S1 DELAY” (SD)
• EXT CONTROL FROM “TRAIN DUR” (TD)
S2 Modes:
The first four modes allow S2 to operate as a completely independent
stimulator.
• SINGLE PULSE (SP)
• REPEATING PULSE (RP)
• SINGLE TRAIN (ST)
• REPEATING TRAIN (RT)
The following modes synchronize S2 to S1.
• SYNC WITH S1 (SS)
• POST S1 TRAIN (PT)
• SYNC TRAIN TO S1 (TS)
• SINGLE ARRHYTHMIC (SA)
The last mode is externally controlled via a trigger pulse applied to the
S2
DELAY SYNC IN
terminal.
• EXT CONTROL FROM “S2 DELAY” (SD)