Latching Relays WIRING DIAGRAMS Wire Setup Contacts Open 2 Wire Unidirectional Pulse The contacts transfer and reset when a unidirectional pulse is applied to the single coil using two 2 contro

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Latching Relays WIRING DIAGRAMS Wire Setup Contacts Open 2 Wire Unidirectional Pulse The contacts transfer and reset when a unidirectional pulse is applied to the single coil using two 2 contro Powered By Docstoc
					Latching Relays
WIRING DIAGRAMS                                                                                                                                                              www.magnecraft.com



Wire Setup                                                                                    Wiring Diagrams                                                                      Relays
                             Contacts Open                                                            Contacts Closed
2-Wire,                                                                                                                                                                            • 711
Unidirectional Pulse:                              Reset Impulse
                                                          Voltage
                                                                                                                             Initial Impulse
                                                                                                                                      Voltage



The contacts transfer                                       Coil 1                                                                    Coil 1

and reset when a
unidirectional pulse is                    Contacts Open                                                             Contacts Close
applied to the single coil
using two (2) control               LATCHING RELAY (top view)
                                                                             Relay Contacts
                                                                                                              LATCHING RELAY (top view)
                                                                                                                                                            Relay Contacts


wires. Available for AC
& DC circuits.                Control Wires:                                                            Control Wires:
                                                                         Load Circuit                                                                   Load Circuit




2-Wire,                                                                                                                                                                            • 303
Alternating Polarity:                                   Reset Impulse
                                                        Voltage
                                                                                                                             Initial Impulse
                                                                                                                                      Voltage                                      • 785

The contacts transfer and                                   Coil 1                                                                    Coil 1

reset when the voltage
polarity is alternated                     Contacts Open                                                             Contacts Close
into the single coil using
two (2) control wires.              LATCHING RELAY (top view)
                                                                             Relay Contacts
                                                                                                              LATCHING RELAY (top view)
                                                                                                                                                            Relay Contacts


Available for DC circuits
only.                         Control Wires:                                                            Control Wires:
                                                                         Load Circuit                                                                   Load Circuit




3-Wire:                                                                                                                                                                            • 303
                                                                             Reset                                     Initial
                                                                             Impulse                                 Impulse                                                       • 755
                                                           Common Wire




                                                                                                                                          Common Wire




The contacts transfer and                                                    Voltage                                  Voltage
                                                                                                                                                                                   • 785
reset when the voltage is                                   Coil 1                                                                    Coil 1
alternated between two
(2) control wires while
                                           Contacts Open                                                             Contacts Close
utilizing a third (common)
wire. This single coil              LATCHING RELAY (top view)
                                                                             Relay Contacts
                                                                                                              LATCHING RELAY (top view)
                                                                                                                                                            Relay Contacts


has internal diodes.
Available for AC circuits     Control Wires:                                                            Control Wires:
only.                                                                    Load Circuit                                                                   Load Circuit




4-Wire:                                                                                                                                                                            • 303
                                                                                Reset                                Initial
                                                                                Impulse                            Impulse                                                         • 385
The contacts transfer and                                                       Voltage                             Voltage
                                                                                                                                                                                   • 755
reset when the voltage is
alternated between two
                                               Coil 1                          Coil 2                                    Coil 1                               Coil 2
                                                                                                                                                                                   • 785
(2) unique coils using                     Contacts Open                                                             Contacts Close
four (4) control wires.
Available for DC circuits           LATCHING RELAY (top view)
                                                                             Relay Contacts
                                                                                                              LATCHING RELAY (top view)
                                                                                                                                                            Relay Contacts


only.
                              Control Wires:                                                            Control Wires:
                                                                         Load Circuit                                                                   Load Circuit