2
Impedance, Nominal
50 ohms
Max. Allowable Terminating VSWR
2.00:1
Calibration Frequencies,
Typical (MHz)
††
4028A250K
4028A400K
4028A2M
4028A3M
4028A4M
4028A10M
4028A25M
4028A120M
4028B2M
4028B3M
4028B10M
4028C10M
0.25, 0.40
0.40
1.8, 2.0, 2.17
2.5, 3.2, 3.5
3.5, 4.0
10.0, 13.56, 15.0
25.76, 27.12, 28.48
110.0, 120.0, 130.0
1.8, 2.0, 2.2
2.5, 3.2, 3.5, 4.0
10.0, 13.56, 15.0
10.0, 13.56, 15.0
Calibration Power, Typical
1.7 kW
Calibration Technique
Frequency-specific calibration factors stored
in nonvolatile memory in each sensor.
Sensor output corrected for frequency and
temperature within specified ranges.
Calibration Cycle, Nominal
1 year
Sampling Rate, Nominal
2 readings
/ second
Operating Power
Supplied by power meter via sensor cable
Connectors
4028B10M
4028C10M
All other models
1-5/8” EIA Flanged
3-1/8” EIA Flanged
Customer specified from 7-16 DIN, LC, HN,
and 7/8" flanged, appropriate for frequency
and power.
CE
CE Compliant. Refer to Declaration of
Conformity for specific standards.
Humidity, Max.
95% (Non-condensing)
Altitude, Max.
10,000 feet (3,000 m)
Temperature Range
Operating
Storage
0 to 50 °C (32 to 122 °F)
–20 to +70 °C (–4 to +158 °F)
Dimensions
4028B10M, 4028C10M
All other models
6.75”L x 3.5”W x 4.75”H
(175 x 89 x 121 mm)
4.7”L x 3.2”W x 3.8”H
(120 x 82 x 97mm)
