Empi EPIX VT Instruction Manual page 24

18
Technical Information
Physical Characteristics
— Program Options (PPR™) Parameters
Standard Measurement Conditions 23°C, 1k@2 Resistive load,
8.4V d.c. supply voltage 1 Extremely Low Frequency (ELF) | Rate = 0.5 pps, continuous output.
Waveform Balanced asymmetrical biphasic; nominally constant 2 Dual Pulse (DP) Rate = 20pps, 2 pulses, time between
voltage positive phase and constant current negative leading edges = 3.0 ms, burst mode,
phase over the AAMI load range of 200 to 1kQ2. 20% on time = 1s, off time = 1s.
tolerance unless stated otherwise. See Figures B and C. sie (HF hate tet ,
igh Frequency ate = 2 . 5 kHz, burst mode, on time =
Standard Measurement 0.25s, off time = 1.25, Channel 2 on
Pf utp [See Figure _| aleeieaialal nasal
Both Phases (Vpp)* 0 to 60V 4 Bi-modal (BM) Channel 1 rate = 100 pps, Channel 2
— rate = 4 pps, burst mode, on time = 1s,
1kQ resistive (Ipp)* 0 to 60mA off time = 1s.
"Vpp = Volts peak to peak = *Ipp = mA peak to peak 5 Ramped Burst (RB) Rate = 100 pps, ramp up time = 0.5 s,
on time = 1s, ramp down time = 0.5s,
Pulse width* Adjustable; 0 to 400 us at 50% peak amplitude. off time = 3s, Ramp up starts from 0.
sei abelie 6 Alternating Ramped Burst (ARB) | Rate = 100 ti 0.5
" ; : : , r urs' ate = pps, ramp up time = 0.5s,
Determined by the intensity setting. on time = 5s, ramp down time = 0.5s,
off time = 6s, Channel 2 follows
Maximum Current Channel 1, Channel 2 ramp up starts at
the end of Channel 1 ramp down.
Absolute Average Value: 10 mA into 500Q Ramp up starts from 0.
Root Mean Square: 10 mA into 1k 7 Amplitude Modulation (MA) Amplitude modulation is done through
Electrode Surface Area = 1.6 cm? minimum area recommended. pulse width modulation. Rate = 100
pps, modulation rate = 1.0 pps duty
cycle = 50%, depth of modulation =
-40%.