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EF-S1C | Electrostatic Sensor EF-S1

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Product Number	EF-S1C
Part Number	EF-S1C
Product	Electrostatic Sensor
Details	Controller
Product name	Electrostatic Sensor EF-S1

As of April 25, 2024
Specifications and design of the products are subject to change without notice for the product improvement.

Spec Detail

Item	Specifications
Product Number	EF-S1C
Part Number	EF-S1C
Ambient temperature	–10 to +55 ℃ +14 to +131 ℉ (No dew condensation or icing allowed), Storage: –20 to +70 ℃ – 4 to +158 ℉
Ambient humidity	35 to 85 % RH, Storage: 35 to 85 % RH
Material	Enclosure: Heat-resistant ABS, Case cover: Polycarbonate, Mode key: Acrylic, Jog switch: Heat-resistant ABS
Cable	0.2 mm² 6-core cabtyre cable, 2 m 6.562 ft long
Weight	Net weight: 65 g approx., Gross weight: 110 g approx.
Applicable sensor head	EF-S1HS
Supply voltage	24V DC plus or minus10 %
Current consumption	Normal operation: 50 mA or less, ECO mode: 40 mA or less
Display range(Range mode)	–1,000 to 1,000 (plus or minus1 kV range mode) –1,999 to 1,999 (plus or minus² kV range mode) (Note) The display range (measurement range) is switched automatically when the measurement distance setting is changed at the controller.
Repeatability	plus or minus0.3 % F.S. (Note) F.S. is 2,000 V (–1,000 V to 1,000 V) for the plus or minus1 kV range mode and 4,000 V (–2,000 V to 2,000 V) for the plus or minus² kV range mode.
Linearity	plus or minus0.5 % F.S. (Note) F.S. is 2,000 V (–1,000 V to 1,000 V) for the plus or minus1 kV range mode and 4,000 V (–2,000 V to 2,000 V) for the plus or minus² kV range mode. (Note) The values given are for when the measured potential is plus or minus²00 V or less in the plus or minus1 kV range mode and plus or minus400 V or less in the plus or minus² kV range mode. If the measured potentials are outside these values, the values will be equal to the displayed values plus or minus5 %. (Note) In order to satisfy the linearity specifications for the analog output, do not use the judgment output.
Temperature characteristics	0.05 % F.S./℃ (Note) F.S. is 2,000 V (–1,000 V to 1,000 V) for the plus or minus1 kV range mode and 4,000 V (–2,000 V to 2,000 V) for the plus or minus² kV range mode. (Note) The values given are for when the measured potential is plus or minus²00 V or less in the plus or minus1 kV range mode and plus or minus400 V or less in the plus or minus² kV range mode. If the measured potentials are outside these values, the values will be 0.5 %/℃ of the displayed values.
Judgment outputs(OUT 1, OUT 2)	NPN open-collector transistor • Maximum sink current: 100 mA • Applied voltage: 30 V DC or less (between judgment output and 0 V) • Residual voltage: 1.5 V or less (at 100 mA sink current)
Judgment outputs(OUT 1, OUT 2):Response time	10 ms, 20 ms (STD), 100 ms, 200 ms, 400 ms, 800 ms switching method
Judgment outputs(OUT 1, OUT 2):Output operation	OUT1: +potential measurement output or window comparator output OUT2: –potential measurement output or error output
Judgment outputs(OUT 1, OUT 2):Short-circuit protection	Incorporated
Analog output	Analog voltage • Output voltage: 1 to 5 V • Output impedance: 100 Ohm approx. (Note) In order to satisfy the linearity specifications for the analog output, do not use the judgment output.
Analog output:Response time	20 ms, 30 ms (STD), 110 ms, 210 ms, 410 ms, 810 ms switching method
Timing input / 0-adjust input	NPN non-contact input • Signal condition High: +V or open, Low: 0 to +2 V (source current 0.5 mA or less) • Input impedance: 10 kOhm approx.
Cable extension	Extension up to total 10 m 32.808 ft is possible with 0.3 mm², or more, cable.