CBC-700 Overexcitation Controls General Purpose OEX Control CBC-700 series Simple, compact, high performance OEX control for either 90 or 24 VDC clutches and brakes. OEX spike duration and anti-overlap times delay are adjustable. Two optically isolated inputs. • • High performance • Switch selectable OEX duration • Force decay suppression with adjustable anti-overlap time delay • Compact, flexible mounting • Models for 24 or 90 volt clutches and brakes • Cycle rate limited by clutch/brake Specifications Enclosure (Optional) CBC-700-90 CBC-700-24 Part No. 6042-448-003 6042-448-002 Input 120 VAC, 50/60 Hz 24-28 VAC, 50/60 Hz Output Voltages Steady State 90 VDC 24 VDC Overexcitation 340 VDC 105 VDC Output Current (Per channel .5 Amps 3.5 Amps alternately) OEX Pulse Adjustable through logic board dip switches Duration (see service manual) Inputs Two-optically isolated (10-30 VDC) • Lift off hinge Ambient • Quick-release latches Temperature 0°F to 140°F (-18°C to +60°C) Range • Conforms to NEMA Type 13 Maximum Off <2 mA (inputs) • European Standard IEC 529, IP65 State Leakage Circuit 2.5A Slo-Blo (5 x 20 mm) 5A Slo-Blo (5 x 20 mm) Part No. 6042-101-004 Protection 8"H x 6"W x 4"D Auxiliary Supply 12 VDC, 250 mA maximum Size (203.2 x 152.4 x 101.6 mm) 158 Warner Electric 800-234-3369 Overexcitation Controls CBC-700 General Purpose OEX Control Dimensions .50" (12.7) 5.00" (12.70) 3.25" (82.5) 4.65" (118.1) .50" (12.7) All dimensions nominal .125" (3.2)R .95" (24.1) TYP. unless otherwise specified. Connection Diagram TYPICAL 3 WIRE HOT 1 120 VAC SWITCHING 50/60 Hz NEUTRAL 2 CONFIGURATION AUXILIARY + 3 SUPPLY (+12V) – 4 CR + 5 BRAKE INPUT (10-30VDC) – 6 SW + 7 CLUTCH INPUT (10-30VDC) – 8 9 BK 10 11 CL NOTE: CR, SW user furnished switch options for use with control. nor CR mally open relay contact nor SW mally open push button switch Warner Electric 800-234-3369 159 CBC-750 Overexcitation Controls Rapid Acceleration/Deceleration CBC-750 series Dual channel, current based OEX with switching logic Warner Electric’s CBC-750 series of Constant Current Overexcitation Clutch/Brake Controls are solid-state electronic controls designed to increase the cycle rate capabilities and accuracies of electromagnetic clutches and brakes. The controls accomplish this by sending a Shown with optional momentary high voltage overexcitation cover, part number spike to the clutch and/or brake magnetic 6041-101-004 coil to build a high density magnetic flux field almost instantaneously. By using overexcitation, the response time is LED indicators on the faceplate of each • Maintains torque at preset levels reduced as dramatically as performance control tell the user the status of input regardless of temperature variations is increased. For example, the current signals, output activation and any auxiliary • Automatically controls OEX pulse build up time of a 5 inch, 6 volt magnet is inputs. A reset switch resets the output duration for optimum response without reduced from 84 milliseconds to 2 should a short be detected. Remote overheating coils milliseconds. torque adjust potentiometer inputs are • Automatically prevents clutch and brake also provided. Appropriate current range “overlap” The CBC-750 user selects either 120, for each size clutch or brake is selected 220 or 240 VAC operation at the time of • Configurable as an analog follower by a dip switch. Constant current for installation. Models for 6 volt, 24 volt, or control through remote top input each level is assured by the control’s 90 volt clutches and brakes are available. • Integral switching logic through auxiliary, design. inhibit and override inputs Specifications CBC-750-6 CBC-750-24 CBC-750-90 • Part No. 6041-448-001 6041-448-002 6041-448-003 • High performance OEX control Input Power 120/220/240 VAC, ±10%, 50/60 Hz, 350 VA (switch selectable) • Constant current output capability Opto-isolated 10-30 VDC @ 10-35 mA nominal sinking or sourcing, or • Models for 6, 24, and 90 V clutches Control Inputs 24 VAC (50/60Hz) @ 22 mA nominal, or and brakes 120 VAC (50/60 Hz) @ 20 mA nominal Clutch/brake Output • Outputs short circuit protected. Steady State Output • AC/DC optically isolated inputs Current controlled .910 to 4.34 A max. .227 to 1.175 A max. .060-.310 A max. Current Rise Time Dependent on clutch/brake size • Transformer isolation Current Fall Time Depending on clutch/brake size Remote torque potentiometer Overexcitation Voltage 75 VDC nom. 240 VDC nom. 450 VDC nom. capability Overexcitation Time Automatic adjustment by control feedback Anti-overlap Time Automatic adjustment by control feedback • Input/Output inhibit functions Power Supply Output 12 VDC, ±0.6 VDC, 250 mA max. • Switch selectable OEX function Auxiliary Indicator Opto-isolated NPN transistors Outputs 24 VDC maximum, 20 mA max., reverse polarity protected • Automatic CH1/CH2 anit-overlap Circuit Protection Internal short circuit protection on each output channel. feature Fusing • Heavy duty suppression circuits AC Input Line 2 Amp, 250 V Slo-Blo OEX Supply 10 Amp, 32 V Slo-Blo 5 Amp, 250 V Slo-Blo 1 Amp, 250 V Slo-Blo • Selectable output current ranges • Remote status indicators inputs and outputs 160 Warner Electric 800-234-3369 Overexcitation Controls CBC-750 Rapid Acceleration/Deceleration Connection Diagram Seven optically isolated inputs accept 10- Minimum Connection Diagram using DC inputs. 30V A.C./D.C. (TB2) or 120 VAC (TB3), TB1 1 configured through set-up switches COMMON 2 CONNECTIONS Q 3 1. Channel 2 Input TB5 TB6 4 1 CHANNEL 1 1 + AUXILIARY (CLUTCH OR BRAKE) SUPPLY 2. Channel 2 Input Inhibit 5 2 2 12 VDC - CHANNEL 2 (disregards channel 2 input signal) 6 3 CHANNEL1 3 (CLUTCH OR BRAKE) OPTIONAL 7 4 4 REMOTE TORQUE 3. Auxiliary Input 5 5 120/220/240 VAC TB2 POTENTIOMETER CR 50/60 Hz 1 6 CHANNEL 2 6 10-30 VDC 4. Channel 1 Input OPTIONAL 2 7 CONNECTION REMOTE 7 TORQUE 3 8 POTENTIOMETER 5. Channel 1 Input Inhibit 4 (disregards channel 1 input signal) 5 6 6. Output Inhibit 7 (deactivates both output channels) NOTE: Q, CR user furnished switch options for use with control. 7. Channel 2 Override NPN transisto Q r no CR rmally open relay contact (applies full voltage to channel 1 output) Dimensions 14.01" (355.85) 13.00" (330.20) 5.69" (144.53) 11.50" (292.10) 9.77" (244.16) 7.50" (190.50) 9.56" (242.82) 4.78" (121.41) 1.25" (31.75) 3.16" 3.09" (80.26) (78.49) 2.69" 3.00" 10.75" (68.33) (76.20) (273.05) .218" (5.54) DIA. .88" (22.35) DIA. 1.12" (28.45) DIA. MTG. HOLES (4) CONDUIT ENTRANCE (3) All dimensions nominal unless otherwise specified. Setup Switches SW8 SW7 SW1: AC Voltage selection switch on Channel 2 current range selector Channel 1 current range selector terminal board inside control unit (settings in diagram below) (settings in diagram below) SW6 SW5 Channel 2 OEX Channel 1 OEX enable ( ) enable ( ) / disable ( ) disable ( ) SW8 SW7 SW2 SW10 Channel 1 local ( ) Max. Current Output Channel 1 or remote ( ) input invert torque adjust ( ) ( ) (SW7 & SW8 settings) SW6 SW4 SW5 SW3 Channel 2 local ( ) Channel 1 SW10 Nominal Torque Adjust Level/pulse or remote ( ) (0-Full Voltage) SW2 Voltage 1 2 3 4 5 selector torque adjust SW3 SW11 level ( ) Channel 2 6 0.910 2.35 3.183 3.760 4.340 Torque Adjust pulse ( ) SW11 (0-Full Voltage) 24 0.227 0.641 0.881 0.940 1.175 SW4 Auxiliary input selector Channel 1 ( ) 90 0.060 0.176 0.256 0.282 0.310 All switches are in the down ( ) position from factory Channel 2 ( ) Warner Electric 800-234-3369 161