PASCO Specialty & Mfg. Power Amplifier II CI-6552A Prospecto

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Power Amplifier II
012-05783A
Using Power Amplifier II
To install the Power Amplifier II, plug in its power cord
and plug the DIN plug into Channel A, B, or C of the ap-
propriate PASCO Signal Interface box (CI-6510 or
CI-6560).
➤ NOTE: Using Power Amplifier II with Series
6500, the Power Amplifier program is calibrated for
channel C. The Power Amplifier II can also be
plugged into Channel A or B but these channels are
not automatically calibrated to read the current as is
Channel C.
To use the output of the Power Amplifier II, connect the
load to the banana jacks on the front of the Power Ampli-
fier II. There is a power switch on the back left hand cor-
ner of the Power Amplifier II.
 WARNING! Do not turn on the power switch
until a program (either Power Amplifier, Data
Monitor
 or Science Workshop) has been run and the
desired output voltage has been selected.
When the computer is in DOS, the Power Amplifier
will output 10 Volts if the power switch is on and
this could overload a circuit that might be con-
nected to it.  The software controls this voltage:
The Data Monitor Program sets the default voltage
to zero and the Power Amplifier Program sets the
default AC peak voltage to 5 Volts.
When the Power Amplifier II is operating, a green power
indicator light on the front panel of the Power Amplifier
II will be lit. There is also a red current overload light
which comes on whenever the maximum current of 1 A is
exceeded. If this warning light is on, the waveform is dis-
torted and you should reduce the output voltage.
Limited Warranty
PASCO scientific warrants this product to be free from
defects in materials and workmanship for a period of one
year from the date of shipment to the customer. PASCO
will repair or replace, at its option, any part of the product
which is deemed to be defective in material or workman-
ship. This warranty does not cover damage to the product
caused by abuse or improper use. Determination of
whether a product failure is the result of a manufacturing
defect or improper use by the customer shall be made
solely by PASCO scientific. Responsibility for the return
of equipment for warranty repair belongs to the customer.
Equipment must be properly packed to prevent damage
and shipped postage or freight prepaid. (Damage caused
by improper packing of the equipment for return ship-
ment will not be covered by the warranty.) Shipping costs
for returning the equipment, after repair, will be paid by
PASCO scientific.
Equipment Return
Should this product have to be returned to PASCO scien-
tific, for whatever reason, notify PASCO scientific by let-
ter or telephone BEFORE returning the product. Upon
notification, the return authorization and shipping instruc-
tions will be promptly issued.
NOTE: NO EQUIPMENT WILL BE AC-
CEPTED FOR RETURN WITHOUT AN AU-
THORIZATION.
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
CAUTION:
TO PREVENT THE RISK OF ELECTRIC SHOCK,  DO
NOT REMOVE COVER ON UNIT. NO USER SERVICE-
ABLE PARTS INSIDE. REFER SERVICING TO QUALI-
FIED SERVICE PERSONNEL.
The lightning flash with arrowhead, within
an equilateral triangle, is intended to alert
the user of the presence of uninsulated
“dangerous voltage” within the product’s
enclosure that may be of sufficient magni-
tude to constitute a risk of electric shock to
persons.
The exclamation point within an equi-
lateral triangle is intended to alert the
user of the presence of important oper-
ating and maintenance (servicing) in-
structions in the literature accompany-
ing the appliance.