Technical Specifications; Troubleshooting - TensCare OVA+ Instructions For Use Manual

18. TECHNICAL SPECIFICATIONS

Output Single channel
Max. 52 mA across 500 Ohm
Output current
Symmetrical Bi-Polar rectangular
Wave shape
14 mm x 24 mm LCD
Display
Battery Rechargeable Li-ion 3.7V
Power supply 5V DC 1A
Dimensions 38x65.3x9.6 mm
Type BF Degree of protection against electrical
Equipment shock
IP22. No special moisture protection
Water resistance
At least 10 minutes
Contact Duration
Environmental Specifications
Operating:
Temperature range:
Humidity:
Temperature range:
Storage:
Humidity:
NB The electrical specifications are nominal and subject to
variation from the listed values due to normal production
tolerances.
Prog Description
1 Constant Output
2 Constant Output
3 Burst Output 2Hz
4 Constant Output
33
5 to 40 C
15 to 93%RH non
condensing
-25 to +70 C
93%RH non condensing
Pulse duration
Rate Hz μs
110 100
110 50
100 150
10 200

19. TROUBLESHOOTING

Problem Possible
causes
No display Flat batteries
Low Low batteries
battery
display
No Incorrect
sensation connection
Not strong
enough
Lead
faulty/damaged
Solution
Charge battery
Charge battery
Have you
applied both
electrode pads
to the Y-cable
to ensure a
complete
circuit?
Increase
strength. Most
users will feel
something at a
setting below
5.
Replace lead
34