Type SCA7870 pages
Automation /
Micro
Type SCA787
Resolution:
Supply Voltage:
Output Voltage:
Output Current:
Frequency Response:
Output Format:
Phase Sense:
Resolution up to 5000 ppr
Code:
Shaft:
Electrical Specifications
Shaft Encoder -
Standard IP 50
Ø 1/8
Ø
0,787 inches (20 mm)
inch
Mechanical Specifications
Incremental
100 to 5.000 ppr (pulses per
revolution)
4,5 Vdc min. to 30 Vdc max.
(35 mA max. - no load)
Low: 500 mV max. at 10 mA
High: (Vin – 0,6) at -10 mA
(Vin – 1,3) at -25 mA
25 mA max. load
per output channel
Material:
**
Weight:
Housing: Aluminum / Brass
Cap:
Aluminum
Shaft:
Stainless Steel / Brass
Encoder: ~ 15 gr (0,53 oz)
Cable: 50 gr / meter (1,76 oz / meter)
**
200 kHz max.
Two channel (A, B) quadrature
with Index (Z) and optional
complementary (A-, B-, Z-)
outputs
A leads B clockwise (CW) from
the mounting end of the encoder
Bearing Life:
> 1,9 x 1010 revolutions at rated load
Shaft Speed:
**
12.000 rpm (max.)
Starting Torque:
< 0,005 Nm (0,708 oz-in) at 25° C
Mass Moment of
Inertia:
0,25 gcm² (3,54 x 10-6 oz-in-sec²)
Shaft Loads:
Axial: 10 N (2,25 lbs) max.
Radial: 10 N (2,25 lbs) max.
Environmental Specifications
Operating Temp.:
-20° to +70° C
Index:
Gated with Channels A and B high
Storage Temp.:
-20° to +85° C
Accuracy:
+/- 0,8 arc-min.
Shock:
100 G / 11 ms
Outputs:
ASIC
Vibration:
10-2000 Hz / 10 G
Electrical Protection:
Reverse polarity and output short
circuit protected
Bump:
10 G / 16 ms (1000 x 3 axis)
Humidity:
98 % RH without condensation
Enclosure Rating:
IP 50 / Nema 5 (approx.) - flat cable
Noise Immunity:
Differential
Tested to EN61000-6-2 : 2005
(industrial environments)
Electromagnetic compatibility
(EMC) and EN 61000-6-3 : 2007
(residential, commercial, and lightindustrial environments) for
Electromagnetic compatibility
(EMC)
Connection Options
Cable:
8 leads (0,05 mm2, 30 AWG)
twisted pairs; shielded
Flat Cable:
10 lead flat cable with IDC connector
**
= It is recommended, not to combine max. Value for all 3 parameters
parameters
Rev. 1.3 15.Maj -2013
Scancon Tranevang 1 3450 Allerød Denmark
Tlf +45 48 17 27 02 Fax +45 48 17 22 84 www.scancon.dk
p. 1
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