64 Series

64 Series Transfer Relay
The DowKey 64 Series SPDT Transfer Failsafe Relay provides an
enclosed actuator for use in environments where dust or moisture may
be encountered.
Typical applications for the 64 Series include:
• ILS Air Traffic Control Equipment
• UHF/UHF Standby Transmitters and Receivers
DowKey® 64 Series
Transfer Relay
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:
7.0 oz., (198g.)
Frequency
GHz
VSWR
(max)
Isolation
dB (min)
Ins. Loss
dB (max)
RF Power
Watts (CW)
0-0.5
0.5-1.5
1.5-3.0
1.10
1.20
1.40
30
25
20
0.10
0.20
0.40
150-100
100-50
50-25
Connectors and Part Numbers
Nominal Coil
Voltage
Connector
Type
Failsafe Standard
Transfer
12 Vdc
28 Vdc
N
N
64-2201
64-2301
74
DowKey Microwave Corporation
1667 Walter Street, Ventura, California 93003
(805) 650-0260 • FAX (805) 650-1734
64 Series
Mechanical
Electrical
75
DowKey Microwave Corporation
1667 Walter Street, Ventura, California 93003
(805) 650-0260 • FAX (805) 650-1734