HP4402.book : chapt5_2.fm 14 Thu Feb 11 15:53:59 1999
Specifications
General Characteristics
5-14 HP E4418B User’s Guide
General Characteristics
Rear Panel Connectors
Recorder Output
Analog 0-1 Volt, 1 kΩ output impedance, BNC connector.
HP-IB
Allows communication with an external HP-IB controller.
RS-232/422
Allows communication with an external RS-232 or RS422 controller. Male
Plug 9 position D-subminiature connector.
Remote Input/Output
A TTL logic level is output when the measurement exceeds a predetermined
limit. TTL inputs are provided to initiate zero and calibration cycles.
RJ-45 series shielded modular jack assembly.
TTL output: high = 4.8 V max; low = 0.2 V max
TTL input: high = 3.5 V min, 5 V max; low = 1 V max, -0.3 V min
Ground
Binding post, accepts 4 mm plug or bare-wire connection.
Line Power
• Input Voltage Range: 85 to 264 Vac, automatic selection
• Input Frequency Range: 50 to 440 Hz
• Power Requirement: approximately 50 VA (14 Watts)
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