531-561 Series Latching
N, BNC, TNC, SC
C M A
Commercial
Military
S
Avionics
Space
RF Characteristics
Frequency
GHz
VSWR
(max)
Isolation
dB (min)
Ins. Loss
dB (max)
DC-4
4-8
8-12.4
1.25
1.35
1.40
70
65
55
0.30
0.40
0.70
Note: RF Characteristics are for type N & TNC female connectors, consult
Dow-Key for other connector configurations.
561 Latching Series, N
Mechanical
Specifications
Operating Voltage:
(across temperature range)
12 Vdc (11-14 Vdc)
28 Vdc (24-32 Vdc)
Coil Current (max @ nom.Vdc & 20°C):
12 Vdc 550 mA
28 Vdc 240 mA
Switching Time:
20 mS maximum
Operating Temperature:
-25ºC to +65ºC (Standard)
-55ºC to +85ºC (Extended “T” Option)
Mechanical Life, Cycles:
1,000,000 minimum
Vibration, Operating:
10 G RMS, 20-2000 Hz
Mechanical Shock, Non-Operating:
50 G, 1/2 Sine, 11 mS
Nominal Weight:
22.0 oz., (624g.)
461-430122A Shown
For Electrical Schematic
see page # 3-17
Part Number Selection
561
Family
531 = SP3T
541 = SP4T
561 = SP6T
Special Options
A = High Power
J = 9 or 15 Pin 'D'
Connector
P = Power Plug
R = (-) Com
S = Epoxy Seal
T = -55º to +85º C
J
4
2
Actuator
01
02
Coil Voltage
4 = Latching Self
Cutoff Set/Reset
2 = 12Vdc
3 = 28Vdc
8 = 24Vdc
9 = 15Vdc
A
Connectors
01 = N Female
02 = BNC Female
03 = TNC Female
53 = SC Female*
Indicators
Circuit Options
02 = No Indicators
22 = SPST Indicators
A = TTL High
* 1" Connector Spacing Consult Dow-Key for dimensions
ISO 9001 Certified
3-12
www.dowkey.com
