Drehgeber - Inkremental REXM-A-SA | Ex-Proof | Willtec Messtechnik ✓

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

Characteristics: EX-Proof / Stainless Steel Encoder with cable or removable end... more

Product information "Encoder - Incremental REXM-A-SA"

Characteristics:

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Technical data "Encoder - Incremental REXM-A-SA"

Electrical Specifications

Code	Incremental
Resolution	Up to 10.000 ppr (pulses per revolution)
Supply Voltage	4.5 Vdc min. to 30 Vdc max. ** (45 mA max. - no load)
Output Voltage	Low: 500 mV max. at 10 mA High (Vin - 0.6) at -10 mA (Vin - 1.3) at -25 mA
Output Current	30 mA max. load ** per output channel
Frequency Response	300 kHz max. **
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
Outputs	ASIC Push-pull and Differential OL7272 Differential Line Driver (M and MP options) 26C31 Differential Line Driver 5 V output (with 5 V input)
Electrical Protection	Output short circuit protected Reverse polarity protected
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)

Mechanical Specifications

Material	Housing: Stainless Steel AISI 316 (SA) Cap: Stainless Steel AISI 316 (SA) Shaft: Stainless Steel AISI 316 (SA)
Weight	Encoder: Approx. 1.325 gr (47.44 oz) Cable: 50 gr / meter (1.76 oz / meter)
Bearing Life	> 1.9 x 10¹⁰ revolutions at rated load
Shaft Speed	3.000 rpm continues (max.) IP67
Starting Torque	< 0.1 Nm (14.16 oz-in) at 25°C IP67
Mass Moment of Inertia	30 gcm² (4.25 x 10^-4 oz-in-sec²)
Shaft Loads	Axial: 50 N (11.25 lbs) max. Radial: 100 N (22.5 lbs) max.

Environmental Specifications

Operating Temperature	-40° to +70°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	IP64 / Nema 4 (approx.) option IP65 / Nema 4 (approx.) option IP66 / Nema 6 (approx.) IP67 / 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 2
Terminal Blocks: (Removable End Cap)	See Datasheet Table 3

Certifications

ATEX	Certificate No.: IST 09 ATEX 16846X I M2 Ex db I Mb, II 2 G Ex db IIC T5 Gb, II 2 D Ex tb IIIC T100°C Db -40°C < Tamb < +70°C
IECEx	Certifcate No.: IECEx IST 10.0014X Ex db I Mb, Ex db IIC T5 Gb, Ex tb IIIC T100°C Db -40°C < Tamb < +70°C
UKEX	Certifcate 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	Certifcate No.: НАНИО «ЦСВЭ» No. БАЭС RU С-DК.АА87.В.00266/19 PB Ex db I Mb X, -40°C<T.amb<+70°C

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

Drawing "Encoder - Incremental REXM-A-SA"

REXM-A-SA