Drehgeber - Inkremental SCA115 | Heavy Duty | Willtec Messtechnik ✓

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Christian Willmann
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Characteristics: Heavy Duty Encoder with Shaft Shaft Encoder:... more

Product information "Encoder - Incremental SCA115"

Characteristics:

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Technical data "Encoder - Incremental SCA115"

Electrical Specifications

Code	Incremental
Resolution	1 to 12.500 ppr (pulses per revolution)
Supply Voltage	5 Vdc or 9 to 30 Vdc **
Current Consumption	45 mA max. (no load)
Supply Voltage and Output Specifications for various Output Standards	TTL: Vsup = 5V +/- 10% Vhigh ≥4.3V@Iout =-16mA 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	30 mA max. load per output channel **
Frequency Response	300 kHz max.; 100 kHz with TSM **
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
Accuracy	+/- 0.8 arc-min
Output	OL7272 Line Driver HTL, TTL and RS422 compatible
Electrical Protection	Output short circuit, reverse polarity (MS output only) and transient surge protected through built-in protection module (see TSM details on website)
Noise Immunity	Tested to EN61000-6-2 : 2005 (industrial environments) and EN 61000-6-3 : 2007 (residential, commercial, and light-industrial environments) for Electromagnetic compatibility (EMC)

Mechanical Specifications

Material	Housing: Aluminium Cap: Aluminium Shaft: Stainless Steel (AISI 303)
Weight	Encoder: Approx. 925 gr (32.65 oz)
Bearing Life	> 1.9 x 10¹⁰ revolutions at rated load
Shaft Speed	3.000 rpm max. IP66 (IP67 option) 4.500 rpm max. (IP65 option)
Starting Torque	< 0.1 Nm (14.16 oz-in) at 25°C
Mass Moment of Inertia	10 gcm² (3.68 x 10^-4 oz-in-sec²)
Shaft Loads	Axial: 100 N (22.5 lbs) max. Radial: 100 N (22.5 lbs) max.

Environmental Specifications

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.) IP67 / Nema 6 (approx.) - option IP65 / Nema 4 (approx.) - option 22 micron anodization
Transient Surge	Built-in protection module
Non-conductive Hollow Bore	-

Connection Options

Cable	8 leads (0.75 mm², 20 AWG) twisted pairs, shielded
Connector	9-lead terminal block (inside cap) M20 cable gland (cable Ø 8 – 14 mm)

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

Drawing "Encoder - Incremental SCA115"

Zeichnung SCA115