The Keysight 11683A (formerly Agilent) is a high-precision range calibrator designed to verify the full-scale readings, range tracking, and auto-zero circuits of EPM, EPM-P, E1416A, and legacy 43X-series power meters.
Specifications
Physical
| Parameter | Value |
|---|---|
| Power Supply | 100 / 120 / 220 / 240 Vac (+5%, -10%), 48 - 440 Hz, < 10 VA |
| Operating Temperature | 0 to 55 °C |
| Dimensions (W×H×D) | 133 mm × 89 mm × 216 mm |
| Weight | 1.13 kg |
Calibration & Output Characteristics
| Parameter | Value |
|---|---|
| Calibration Outputs | 3, 10, 30, 100, 300 µW and 1, 3, 10, 30, 100 mW |
| Calibration Uncertainty | ±0.25% in all ranges |
| DC Source Impedance | 650 Ω ±0.5% |
| Polarity Switch | Normal / Reverse (tests the power meter auto-zero circuit) |
| Output Cable | Integrated 1.5 m (5 ft) cable with a 12-pin male connector |
Compatibility
| Parameter | Value |
|---|---|
| Compatible Power Meters | Keysight EPM, EPM-P, E1416A, 70100A, 435B, 436A, 437B, 438A |
Power Requirements
| Parameter | Value |
|---|---|
| AC Line Voltage Settings | 100 V / 120 V / 220 V / 240 V (+5%, -10%) |
| Line Frequency Range | 48 to 440 Hz |
| Power Consumption | < 10 VA |
| Voltage Selection | Rear-panel slide switches for selecting nominal line voltage (100, 120, 220, or 240 VAC) |
Environmental
| Parameter | Value |
|---|---|
| Storage Temperature Range | -40 to 75 °C |
| Operating Relative Humidity | 95% R.H. at 40 °C |
| Operating Altitude | Up to 4,570 m (15,000 ft) |
| Storage Altitude | Up to 15,240 m (50,000 ft) |
Physical Dimensions
| Parameter | Value |
|---|---|
| Width | 133 mm (5.25 in) |
| Height | 89 mm (3.5 in) |
| Depth | 216 mm (8.5 in) |
| Net Weight | 1.13 kg (2.5 lb) |
| Shipping Weight | 1.6 kg (3.5 lb) |
Controls
| Parameter | Value |
|---|---|
| METER SELECT Switch | Two positions: 435A/436A and 437A/438A (matches input impedance) |
| CALIBRATE/STANDBY Switch | Toggles output signal on (Calibrate) and off (Standby) |
Connectivity
| Parameter | Value |
|---|---|
| Integrated Cable Connector | 12-pin male connector (compatible with Agilent/HP 43X series power meters) |
Physical Characteristics
| Parameter | Value |
|---|---|
| Output Cable Length | 1.5 m (5 ft) |
Outputs
| Parameter | Value |
|---|---|
| Polarity Selection | Positive or Negative (selectable via rear-panel switch) |
Functional Specifications
| Parameter | Value |
|---|---|
| Standby Mode Function | Disconnects the calibration signal from the output connector |
Inputs & Outputs
| Parameter | Value |
|---|---|
| Output Connector Pin Count | 12-pin male |
Controls & Indicators
| Parameter | Value |
|---|---|
| Power Switch | Front-panel LINE push-button switch (On/Off) |
| Power Indicator | LED indicator for line power status |
Applications
Power Meter Calibration and Verification