Use and Care Manual

Po c k e t Re f e R e n c e Gu i d e — 37
(cont’d)
What is the kilowatt-hour rating for a
4,500 BTU heater?
KEYSTROKE DISPLAY
 0.
1. Enter BTU rating:
 4,500.
2. Find equivalent kilowatt hours:
(Btu►Kw-hr) KW-H 1.3176
PARALLEL RESISTANCE
Find the equivalent Resistance for
10 Ohm, 20 Ohm, and 50 Ohm
resistors placed in parallel.
KEYSTROKE DISPLAY
 0.
1. Enter rst Resistor:

(Par Res)
P-RS 10.
2. Enter second Resistor:

(Par Res)
P-RS 6.6666667
3. Enter third Resistor:

(Par Res)
P-RS 5.8823529
Note: The total is recalculated with each
additional Resistor value entered.
PRG5070E-A.indd 36 11/10/2011 8:59:53 AM