Drehgeber - Inkremental SCH94FO | Fiber Optic | Willtec Messtechnik ✓

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Characteristics: Hollow Shaft Fiber Optic Encoder - Ø 94 mm Dual Output Option... more

Product information "Encoder - Incremental SCH94"

Characteristics:

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Technical data "Encoder - Incremental SCH94"

Electrical Specifications

Code	Incremental
Resolution	1 to 10.000 ppr (pulses per revolution)
Supply Voltage	4.5 Vdc min. to 30 Vdc max. **
Output Voltage	Low: 500 mV max. at 10 mA High (Vin - 0.6) at -10 mA (Vin - 1.3) at -25 mA
Current Consumption (typical)	250 mA @ Vsup = 5 V 110 mA @ Vsup = 15 V 70 mA @ Vsup = 30 V
Frequency Response	100 kHz max. **
Accuracy	+/- 0.8 arc-min.
Electrical Protection	Output short circuit, reverse polarity (on some versions only) and transient surge protected through built-in protection module (see TSM details on website)
Noise Immunity	EN61000-6-2:2005 (industrial environments) Electromagentic compability (EMC) EN61000-6-3:2007 (residential, commercial, and light-industrial environments) for Electrmagentic compability (EMC)

Electrical Specifications - Digital Outputs

Outputs	OL7272 Differential Line Driver - HTL, TTL and RS422 compatible
Supply Voltage and Output Specifications for various Output Standards	TTL: Vsup = 5V +/- 10% Vhigh ≥ 4.3V @ Iout = -16 mA Vlow ≤ 0.5V @ Iout = 16mA RS422: Vsup = 5V +/- 10% Min. diff. load (Zo): 100 Ω Vdiff. ≥ 2.9V @ Zo = 100Ω Vhigh ≥ 3.8V @ Zo = 100Ω Vlow ≤ 0.9V @ Zo = 100Ω HTL: Vsup ≥ 9V – 30V Vhigh ≥ Vsup - 1.8V @ Iout = -20mA Vlow ≤ 0.8V @ Iout = 20mA
Output Current	40 mA max. load per output channel **
Output Format	Two channel (A,B) quadrature with Index (Z) and optional complementary (A-, B-, Z-) outputs
Phase Sense	A leads B clockwise (CW) from the mounting end of the encoder
Index	Gated with Channels A and B high

Optical Specifications - Fiber Optic Outputs

Optical Wavelength	850 nm (Infrared)
Transmission Distance	1.000 meters 2.000 meters - option

Mechanical Specifications

Material	Housing: Aluminium Cap: Aluminium Shaft: Stainless Steel (AISI 303)
Weight	Encoder: Approx. 2.300 gr (81.13 oz)
Bearing Life	> 1.9 x 10¹⁰ revolutions at rated load
Shaft Speed	2.200 rpm max. IP66 3.000 rpm max. IP65 - option
Starting Torque	< 0.1 Nm (14.16 oz-in) at 25°C
Mass Moment of Inertia	31 gcm² (4.39 x 10^-4 oz-in-sec²)
Shaft Loads	Axial: 200 N (45 lbs) max. Radial: 400 N (90 lbs) max.

Common Specifications with Fiber Optic Receiver

Compatible Fiber Optic Receiver	DINJB-RX-INC or equivalent
Update Rate	1.04 million updates / second ~ 0.96 μsec. / update
Transmisson Delay	≤ 3 μsec. Approx. 1 μsec. must be added per 200 meters of fiber optic cable
Optical Fiber Connectors	Standard ST Insertion loss ≤ 0.7 dB (≤ 0.4 dB recommended)
Recommended Optical Fiber	62.5 / 125 μm, multimode (TUG 651)

Operating Temperature	-40° to +85°C
Storage Temperature	-40° to +85°C
Shock	100 G / 11 ms
Vibration	10-2.000 Hz /10 G
Bump	10 G / 16 ms (1.000 x 3 axis)
Humidity	98% RH without condensation
Enclosure Rating	IP66 / Nema 6 (approx.) IP65 / Nema 4 (approx.) - Option chromitAL TCP passivation
Non-conductive Hollow Bore	Non-conductive ceramic insert for shaft insulation; up to 2.5 kV

Connection Options

Cable	8 leads (0.75 mm2, 19 AWG) twisted pairs; shielded; halogen free
Connectors	12-pin M23 connector

** = It is recommended user, not to combine max. values for all 3 paramteres

Drawing "Encoder - Incremental SCH94"

Zeichnung SCH94FO