The DAF66-12B20 customized replacement is developed to match the original 4–20 mA absolute output and installation interface, allowing direct use in existing systems without mechanical or electrical changes. This solution focuses on reducing sourcing risk and shortening delivery time, with typical production completed within 15 working days. It is well suited for maintenance support, retrofit projects, and small-batch OEM requirements where standard products are difficult to obtain.
From an application perspective, the replacement encoder delivers stable current-loop feedback under conditions such as electrical noise, long-distance signal transmission, and continuous operation. Its consistent output performance and solid structural design make it a practical option for automation equipment, material handling systems, and industrial process control where reliable absolute position feedback is required.
Reference Images
Electrical data
| Parameter | Value |
| Valid for all versions | Unless otherwise stated |
| Sensor system: | GaAIAs diode, photo-transistor array, precision comparator |
| Setting cycles EEPROM: | ≥10^6 |
| Multifunctional inputs (MFP): | Depending on adjusting mode (signal input E6) |
| Memory circuit (latch): | Through MFP |
| Disc coding: | Gray code |
| Signal sense: | CW or CCW (signal input E6) |
| Supply voltage range V_s: | +20 to +26 VDC, 15±0.5VDC(optional) |
| Supply current I_s: | 80 mA typ. / 120 mA max. (when output current = 0) |
| Linearity: | 0.025% typ. / 0.05% max. (+2 LSB), 12 Bit monotory warranted |
| Temperature drift: | 0.0015% / K typ. |
| Current output | |
| Accuracy | |
| at starting point 0 mA: | 0 mA ±5 μA typ. / ±15 μA max. |
| at end point 4 mA: | 4 mA ±5 μA typ. / ±15 μA max. |
| Load resistance: | 0 to 500Ω at V_s = 20 to 26 VDC, 0 to 1000Ω at V_s = 22 to 26 VDC |
| Voltage output | |
| Accuracy | |
| at starting point 0 V: | 0 V ±2.5 mV typ. / ±7.5 mV max. |
| at end point 10 V: | 10 V ±2.5 mV typ. / ±7.5 mV max. |
| Output current: | 5 mA max. When load resistance > 2 kΩ (short circuit proof) |
