3.5.2 Outputs
Intensity:
NMES Asymmetrical biphasic 0 to 100mA ± 20%
NMES Symmetrical biphasic 0 to ± 100mA
TENS Symmetrical biphasic 0 to ± 50mA (40% decrease in intensity at 1Hz rate)
TENS IF Symmetrical biphasic 0 to ± 25mA
High Volt < 30 Volts ± 4V
30V to 300V ± 15%
Output Type:
NMES Constant current; compliance range 5001 to 10K1
HV Constant voltage; compliance range 5001 to 10K1
Pulse Waveforms:
NMES Asymmetrical and Symmetrical biphasic; interphase interval 800 sec
TENS Symmetrical biphasic, interphase interval <60 sec
HV Twin Peaks, 100 sec separation
Net DC: < 20 .A.
Pulse Width: (± 10% * 100 sec, ± 10 sec < 100sec)
NMES selectable from 50 to 400 sec
TENS fixed 300 sec
TENS IF fixed 125 sec
HV fixed 10 S @ 50% of amplitude w/ 1k1 load
Max RMS current: 21mA
Max Absolute Average current: 10 mA in 5001 load
Pulse Rate: NMES selectable from 2 to 150 pps
TENS fixed 100 pps
TENS IF modulated 1000 to 1150 pps
HV selectable from 1 to 120 pps
Max no load output voltage: NMES ± 140V
HV 400V
Accuracy of displayed values: Pulse Width, Pulse Rate and Intensity: < +/- 30%
3.5.3 Typical Waveforms
Standard measurement output voltage across purely resistive loads at maximum
intensity setting. Pulse Width and Vpp measured as shown across 500 ohm and
1k ohm loads.
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