Product Review
The AVM78E-022KRA0BN-1212 multiturn absolute encoder offers reliable feedback under harsh industrial conditions. Its explosion-proof housing and modular design allow it to function safely in hazardous areas, while its SSI communication provides accurate and stable data transmission.
Custom Replacement Solution
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Technical Data for Multiturn Absolute Rotary Encoder AVM78E
General Specifications
| Attribute | Details |
|---|---|
| Detection Type | Photoelectric Sampling |
| Device Type | Multiturn Absolute Rotary Encoder |
| Functional Safety | MTTFd: 210 a, L10: 7.7 E+9 at 3000 rpm |
| Operating Voltage (U_B) | 10 … 30 V DC |
| No-load Supply Current (I_0) | max. 90 mA |
| Linearity | ± 2 LSB at 16 Bit, ± 1 LSB at 13 Bit, ± 0.5 LSB at 12 Bit |
| Output Code | Gray Code, Binary Code |
| Interface Type | SSI (Synchronous Serial Interface) |
| Monoflop Time | 20 ± 10 µs |
| Resolution | Single Turn: Up to 16 Bit Multiturn: Up to 14 Bit Overall: Up to 30 Bit |
| Transfer Rate | 0.1 … 2 MBit/s |
Standard Conformity
| Attribute | Standard |
|---|---|
| Degree of Protection | DIN EN 60529, IP66 |
| Climatic Testing | DIN EN 60068-2-78, no moisture condensation |
| Emitted Interference | EN 61000-6-4:2007/A1:2011 |
| Noise Immunity | EN 61000-6-2:2005 |
| Shock Resistance | DIN EN 60068-2-27, 100 g, 3 ms |
| Vibration Resistance | DIN EN 60068-2-6, 10 g, 10 … 2000 Hz |
Approvals and Certificates
| Attribute | Details |
|---|---|
| ATEX Approval | Equipment protection level Gb, ITS 15 ATEX 18372X |
| IECEx Approval | Equipment protection level Gb, IECEx ITS 15.0061X |
Ambient Conditions
| Attribute | Range |
|---|---|
| Operating Temperature | -40 … 70 °C (-40 … 158 °F) |
| Storage Temperature | -40 … 85 °C (-40 … 185 °F) |
Mechanical Specifications
| Attribute | Details |
|---|---|
| Material (Housing) | Anodized Aluminum, Stainless Steel 1.4404 / AISI 316L (Inox) |
| Material (Flange) | Anodized Aluminum, Stainless Steel 1.4404 / AISI 316L (Inox) |
| Shaft Material | Stainless Steel 1.4404 / AISI 316L |
| Mass | approx. 2600 g (combination 1), approx. 3900 g (combination 2) |
| Rotational Speed | max. 3000 min^-1 |
| Moment of Inertia | 180 gcm^2 |
| Starting Torque | ≤ 4 Ncm |
| Shaft Load | Axial: 60 N, Radial: 80 N |
Additional Information
| Attribute | Details |
|---|---|
| Material Options | - Housing: Anodized Aluminum - Flange: Anodized Aluminum - Shaft: Stainless Steel 1.4404 / AISI 316L - (Inox) All Stainless Steel |
| Shaft Dimensions | 12 mm x 25 mm with flats at 120° |
| Cable Connection | ∅ 10.2 mm, Radox 9 x 0.5 mm² |
| Terminal Compartment | Options available, see ordering information |
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