Encoder Ex-Proof 2REX-A-AN - absolute

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Christian_Willmann

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Christian Willmann
c.willmann@willtec.de
+49 (0)7665 - 93465-17


 

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  • 2REX-A-AN
Shaft Encoder - Ø 68 mm Shaft: Ø 10 mm • Current Output 0 – 20mA or 4 – 20mA Singelturn... more
Product information "Encoder Ex-Proof 2REX-A-AN - absolute"
  • Shaft Encoder - Ø 68 mm
  • Shaft: Ø 10 mm • Current Output 0 – 20mA or 4 – 20mA
  • Singelturn
  • Non-removable end cap – delivered with cable
  • ATEX, IECEx, UKEX, EAC Ex certified
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Electrical Specifications

Encoder Type:  Absolute Magnetic
Resolution:  210 (1024) points per revolution
Supply Voltage: 12 Vdc min. to 18 Vdc max. or
20 Vdc min. to 28 Vdc max.
Typical Current Consumption: 40 mA @ 20mA output current
Output Current:  0 – 20 mA or 4 – 20 mA
Accuracy:  +/- 0,2% of full scale
Output Format: Full range output over one revolution (360°) or over one half revolution (180°)
Current Sense Resistor: Max. 400Ω – recommended 250Ω
Output Update Rate: 2610 updates/sec. ~ 383μsec. per update
Electrical Protection: Reverse polarity and output short circuit protected
Noise Immunity: EN61000-6-2: 2005 (industrial environments) Electromagnetic compatibility (EMC)
EN 61000-6-3: 2007 (residential, commercial, and light-industrial environments) for Electromagnetic compatibility (EMC)

 

Mechanical Specifications

Material: Housing: Aluminum
Cap: Aluminum
Shaft: Stainless Steel (AISI 303 or 316)
Weight: Encoder: Approx. 540 gr (19 oz)
Cable: 50 gr / meter (1.76 oz / meter)
Bearing Life:  > 1.9 x 10¹⁰ revolutions at rated load
Shaft Speed:  3,000 rpm continuous (max.) IP 67 T4
Starting Torque:  < 0.1 Nm (14.16 oz-in) at 25° C IP 67
Mass Moment of Inertia: 50 gcm² (7.08 x 10⁻⁴ oz-in-sec²)
Shaft Loads: Axial 50 N (11.25 lbs) max.
Radial 100 N (22.50 lbs) max.

 

Environmental Specifications

Operating Temp.:  -40° to +70° C
Storage Temp.:  -40° to +85° C
Shock:  100g @ 11 ms
Vibration:  10g@ 10-2000 Hz
Bump:  10g @ 16 ms (1000 x 3 axis)
Humidity:  98 % RH without condensation
Enclosure Rating: IP 64 / Nema 4 (approx.) option
IP 65 / Nema 4 (approx.) option
IP 66 / Nema 6 (approx.)
IP 67 / Nema 6 (approx.) option

 

Connection Options

Cable: MUD resistant (NEK 606) & halogen free, shielded
4x2x0,14 mm², 26 AWG, 4 twisted pairs;
(See Datasheet, Table 1)

 

Certificates

ATEX: Certificate No.: ITS 09 ATEX 16847X II 2 G Ex db IIC T5 II 2 D Ex tb IIIC T100°C
Db -40°C<Tamb<+70°C
IECEx: Certificate No.: IECEx ITS 10.0015X Ex db IIC T5 Gb Ex tb IIIC T100°C
Db -40°C < Tamb < +70°C

UKEX: Certificate No.: ITS21UKEX0407X
II 2 G Ex db IIC T5 Gb, II 2 D Ex tb IIIC T100°C Db -40°C<Tamb<+70°C
EAC Ex: НАНИО «ЦСВЭ» No. ЕАЭС RU C-DK.AA87.B.00266/19 1Ex db IIC T5 Gb X,
Ex tb IIIC T100°C Db X, -40°C<T.amb<+70°C

 

 

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