Warner Electric • 800-825-9050
P-2105-WE 819-0549 5/17
3
Specifications
Input Power:
120 VAC, +10%, -15%, 50/60 Hz, single
phase, 215 VA maximum .
Output:
Pulse-width modulated full wave rectified DC .
Constant current, switch selectable ranges designed
for 90 volt DC clutches and brakes .
Ambient Temperature:
-32°F to + 113°F (0°C to + 45°C)
with plastic cover installed . -32°F to +150°F (0°C
to + 66°C) with plastic cover removed, or board
assembly only .
Circuit Protection:
Internal short circuit protection
on outputs . An internal fuse is provided for AC
ground faults . It is rated at 1 .5A FA replaceable
(5 mm X 20 mm) .
Control Adjust:
CBC-300 via front panel potentiometer for
current adjustment .
CBC-300-1 via external mounted potentiometer for
current adjustment .
Status Indicators:
“POWER” – green LED indicating AC
power is applied to the control .
“SHORT” – red LED indicating that a short
circuit condition exists on one or both of
the outputs .
Internal Adjustments:
Current Range Selection via
DIP switches, SW1 for Channel 1 and SW2 for
Channel 2 .
Current Ranges:
Switch Setting
1
2
3
4
5
Max Output, ma
60
175
245
305
533
External Switching:
Mechanical or Electro-mechanical
Switching: Customer supplied, 1 amp, 125 V
minimum rating .
Solid-state NPN isolated transistor
Customer supplied, 2 amp, 250V minimum
rating . Maximum off state leakage current < 1 ma .
External Pots:
Remote current adjust pot
Customer supplied: 10,000 ohm, 2 watt, linear,
maximum distance from control to
potentiometer not to exceed 10 feet .
Optional Accessory Pot Kit;
part number, 6011-101-002
Wiring Entrance:
Two 7/8” diameter entrance holes
located on the bottom of the control chassis on
enclosed units . No conduit entrances are on chassis
mount versions .
Enclosure:
Rated NEMA 1 only – Control must be kept
clear of foreign materials, dust, grease and oil which
might affect its operation .
Part Numbers:
Enclosed Versions
CBC-300
6021-448-009
CBC-300-1
6021-448-002
