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The
Series SC478 and SCL478 Frequency
Isolators / Transmitters allow low cost retransmission of any
AC Sine Wave source from 50 mV to 150VRMS and 2 to 10,000 Hz.
Featuring push button setup, units can isolate and retransmit
to a wide variety of external devices with standard process signals.
The SC478 operates on line power so no extra power supply is
needed; the SCL478 operates on low power for systems that work
exclusively at low voltages. Units mount easily on a standard
35 mm DIN rail and is only 0.886 in (22.5 mm) wide. Dimensional
Information
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Power Supply: SC478: 85 to 265 VDC/VAC 50 to 400 Hz;
SCL478: 9.6 to 28 VDC/VAC 50 to 400 Hz.
Power Consumption: 2VA.
Isolation: 1500 VAC.
Ambient Temperature Range: Operating: 32 to 131°F (0 to 55°C);
Storage: -40 to 176°F (-40 to 80°C).
Humidity Conditions (non-condensing): 0 to 90% up to 104°F (40°C),
10 to 50% at 131°F (55°C).
Linearity: 0.1% of span.
Drift: ±0.02% per °C typical, ±0.05% maximum.
Response Time: 2mS, 90% step change.
Input Type: Frequency.
Full scale range: 1 to 10,000 Hz.
Input impedance: >50 Kohms.
Input Amplitude: 50 mV to 150 V RMS, overload protected to 180 V RMS.
Zero adjustment: 0-9998 Hz.
Span adjustment: 2-10,000 Hz.
Minimum span: Input <1,000 Hz = 0.2 Hz. Input >1,000 kHz = 2 Hz.
Input Resolution: Maximum calibrated input frequency <1,000 Hz =
0.01 Hz; Maximum calibrated input frequency >1,000 Hz = 0.1 Hz.
Output Resolution: >7000 steps (approximately 13 bits).
Output Ranges: 0 to 1 V, 0.2 to 1 V, 0 to 5 V, 1 to 5 V, 0 to 10 V,
2 to 10 V, 0 to 1 mA, 0.2 to 1 mA, 0 to 5 mA, 1 to 5 mA, 0 to 10 mA, 2 to 10
mA, 0 to 20 mA, 4 to 20 mA.
Current Output Compliance: 12V.
Maximum Current Output Load: 600 ohms.
Maximum Voltage Output Current (Minimum Voltage Output Load): 20 mA
(500 ohms).
Weight: 4.5 oz (128 g).
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