General Information; Introduction; Control Board Dip Switch Settings - Generac Power Systems R-200 Technical Manual

Digital controller
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INTRODUCTION

The R-200 Controller incorporates the generator con-
trol circuitry, the ignition coil driver circuitry and the
interface circuitry to an external governor driver.
The R-200 Controller can control a;
4-cylinder, 2.4L, 3600rpm engine
6-cylinder, 3.0L, 3600rpm engine
The R-200 controller will monitor the utility voltage
to determine if stand-by power is required. Should
the utility voltage fail, the unit will start and run,
detaching from the utility and supplying the customer
load from the generator.
The 2.4L, 3600rpm engine uses a 164 tooth mag
pick-up flywheel sensor and a +12V distributor hall
sensor to provide engine position and speed informa-
tion. The 2.4L engine uses one coil driver together
with a single-fire coil and a distributor sensor. With
a single-fire coil each spark plug is only fired during
the compression cycle.
The 3.0L, 3600rpm engine use a 36-1 crank sensor
to provide engine position and speed information.
The 3.0L engine uses three coil drivers and a waste
spark coil pack. With a waste spark coil, each high-
voltage coil output is connected to two spark plugs
resulting in each spark plug being fired during both
the compression and exhaust cycle.
The above generators are configured, at the factory,
to use either LP Vapor or Natural Gas (NG). The gov-
ernor gains have been pre-set and are not adjustable.
The output frequency of the generator main alterna-
tor is 60Hz.
2

General Information

R-panel Technical Manual
CONTROL BOARD DIP SWITCH
SETTINGS
The Switch "ON" position location is marked on the
DIP switch housing (see Figure 1.) To activate the DIP
Switch settings place the AUTO/OFF/MANUAL switch
in the OFF Mode, make the DIP switch changes and
then push and hold the Set Exercise Switch for five
seconds.
Switch OFF
Position 1 Reserved
Position 2 ATS Mode
Position 3 Low Speed Exercise
Position 4 LP Vapor Fuel (LP)
Position 5 2.4L - 35kW
Position 6 6 Cylinder Engine
Position 7 Reserved
Position 8 Reserved
DIP Switch Position 1: Reserved for future use. The
position of this DIP Switch does not affect generator
operation.
DIP Switch Position 2: Selects the type of transfer
switch to be used with the generator. When an "HS" or
RTS-type transfer switch is used (ATS Mode) this DIP
Switch should be in the OFF Position. When a W-type
transfer switch is used (GTS Mode) the generator
2-wire start inputs can be used to control the gen-
erator operation. The 2-wire start inputs are labeled
as 178 and 183 on the wiring terminals inside the
generator's customer connection panel.
DIP Switch Position 3: Selects the engine operating
speed in exercise mode.
DIP Switch Position 4: Selects the type of Fuel used
by the generator. The fuel regulator must also be con-
figured for the correct fuel type.
DIP Switch Position 5: Selects the engine displace-
ment and kW rating.
DIP Switch Position 6: Selects the number of engine
cylinders.
DIP Switch Position 7: Reserved for future use. The
position of this DIP switch does not affect generator
operation.
DIP Switch Position 8: Reserved for future use. The
position of this DIP switch does not affect generator
operation.
Switch ON
Reserved
GTS Mode
Normal Speed
Exercise
Natural Gas Fuel (NG)
2.4L - 45kW or 3.0L
4 Cylinder Engine
Reserved
Reserved

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