63 Series

63 Series SPDT Failsafe Switches
The DowKey 63 Series SPDT Failsafe Relay provides an enclosed actuator for use in environments where dust or moisture may be encountered.
Typical applications for the 63 Series include:
• ILS Air Traffic Control Equipment
• UHF/UHF Standby Transmitters and Receivers
DowKey® 63 Series
SPDT Failsafe Switches
RF Characteristics
Specifications :
Operating Voltage:
(across temperature range)
12 Vdc (11-14 Vdc)
28 Vdc (24-32 Vdc)
Coil Current (Nominal):
12 Vdc 255 mA
28 Vdc 112 mA
Operate Time:
20 mS maximum
Operating Temperature:
-25ºC to +65ºC
Mechanical Life, Cycles:
1 x 106 minimum
Nominal Weight:
6.0 oz., (170g.)
Frequency
GHz
VSWR
(max)
Isolation
dB (min)
Ins. Loss
dB (max)
RF Power
Watts (CW)
0-.5
.5-2
2-3
1.10
1.30
1.40
70
50
45
0.10
0.20
0.30
150-100
100-75
75-50
Connectors and Part Numbers
Nominal Coil
Voltage
Connector
Type
Failsafe Standard
SPDT
12 Vdc
28 Vdc
N
N
63-2201
63-2301
72
DowKey Microwave Corporation
1667 Walter Street, Ventura, California 93003
(805) 650-0260 • FAX (805) 650-1734
63 Series
Mechanical
Electrical
73
DowKey Microwave Corporation
1667 Walter Street, Ventura, California 93003
(805) 650-0260 • FAX (805) 650-1734