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5484

1794-OW8 | Allen Bradley Relay Output Module

برند :

Allen-Bradley

پارت نامبر :

1794-OW8

زمان تحویل:

5 هفته

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ویژگی ها / Specifications


ModelRelay Output Module
FusingFusing of outputs is recommended. Use 3.0A, 250V ac slow-blow fuses (Littelfuse pt. no. 239003)
ConditionNew & Original in Factory Packing
OFF to ON10ms maximum (time from valid output on signal to relay energization by module)
ON to OFF10ms maximum (time from valid output off signal to relay deenergization by module)
Indicators8 yellow status indicators - show status of individual outputs. If relay output bit is on, corresponding output indicator is on.
Bounce Time1.2ms (mean)
Flexbus Current69mA maximum
Factory Warranty12 Months
Power Dissipation5.5W
Keyswitch position9
Outputs per Module1 group of 8 Form A isolated (normally open) electromechanical relays
Switching Frequency1 operation/3s (0.3Hz at rated load) max
Thermal Dissipation18.8 BTU/hr maximum
Minimum Contact Load100?A at 100mV dc
Customer load to logic2550V dc for 1s
Initial Contact Resistance30m
Between any 2 sets of contacts2550V dc for 1s
Customer load to 24V dc supply2550V dc for 1s
Customer 24V dc supply to logic850V dc for 1s
Dimensions (with module installed)3.7H x 3.7W x 2.7D inches (94H x 94W x 69D mm)
Expected Life of Electrical ContactsMinimum 100,000 operations @ rated loads
Off-State Leakage Current (max at 240V ac)1.0mA thru snubber circuit

Description / توضیحات


Specifications - 1794-OW8 Relay Output Module Module Location: Mounts on 1794-TB2, -TB3, -TB3S, -TBN and -TBNF Terminal Base Units. When using 1794-TBNF terminal base unit, use 3.0A, 250V ac slow-blow fuses (Littelfuse pt. no. 239003) Output Voltage Range (load dependent): 5-30V dc @ 2.0A resistive 48V dc @ 0.5A resistive 125V dc @ 0.25A resistive 125V ac @ 2.0A resistive 240V ac @ 2.0A resistive If used in European Zone 2 potentially explosive atmospheres, voltages must be at or below 60V ac or 75V dc. Output Current Rating (at rated power): Resistive 2A @ 5-30V dc 0.5A @ 48V dc 0.25 @ 125V dc 2A @ 125V ac 2A @ 240V ac Inductive 2.0A steady state @ 5-30V dc, L/R = 7ms 0.5A steady state @ 48V dc, L/R = 7ms 0.25A steady state @ 125V dc, L/R = 7 ms 2.0A steady state, 15A make @ 125V ac, PF = cos = 0.4 2.0A steady state, 15A make @ 240V ac, PF = cos = 0.4 Power Rating (steady state): 250W max. for 125V ac resistive output 480W max. for 240V ac resistive output 60W max. for 30V dc resistive output 24W max. for 48C dc resistive output 31W max. for 125V dc resistive output 250VA max. 125V ac inductive output 280VA max. for 240V ac inductive output 60VA max. for 30V dc inductive output 24VA max. for 48V dc inductive output 31VA max. for 125V dc inductive output Output Signal Delay: Isolation Voltage: Terminal Screw Torque: 7 pound-inches (0.8Nm); NEMA 1794-TBN, -TBNF: 9 pound-inches (1.02Nm)

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