| AS-i compact module K20 digital A/B slave, 4 DI/4 DQ, IP67 4 x input, maximum 200 mA 4 x output, 1 A, 24 V DC maximal 2 A for all outputs 8 x M8 sockets |
| General technical data |
| Design of the product | digital I/O modules for operation in the field, IP67 - K20 |
| Type | 4 outputs / 4 inputs |
| Design of the slave type | A/B slave (Spec. 3.0) |
| I/O configuration | 7 |
| ID/ID2 code | A/7 |
| Number I/O sockets | 8 |
| Type of electrical connection of the inputs and outputs | M8 screw-type terminals |
| AS interface total current input max | 270 mA |
| operating voltage according to AS-Interface spezification | 26.5 ... 31.6 V |
| Ground terminal | not available |
| Addressing | using M12 female connector |
| AS interface Connection Polarity reversal protection | built-in |
| Note 1 | An external additional supply (AUX POWER) of 20 to 30 V DC is required for the supply of the output circuits. The additional supply must comply with VDE 0106 (PELV), protection class III. |
| Note 2 | This module requires a master according to AS-i specifications 3.0 |
| Sensor supply |
| Type of voltage supply for power supply | using AS-Interface |
| Input voltage | 16.5 ... 30 V |
| Property of the sensor supply Short-circuit and overload resistant | Yes |
| Ampacity of the sensor supply for all inputs | |
| at ambient temperature 40 °C | 200 mA |
| at ambient temperature 55 °C | 150 mA |
| Inputs |
| Number of digital inputs | 4 |
| Type of connection | 2- and 3-wire technology |
| Input circuit | PNP transistor |
| Type of voltage of the input voltages | DC |
| Inputs switching level High min | 10 V |
| Input current at digital input | |
| for signal <1> minimum | 6 mA |
| with signal <0> maximum | 1.5 mA |
| Inputs sensor supply using AS-Interface | short-circuit and overload resistant |
| Inputs socket assignment | |
| PIN 1 | sensor supply L+ |
| PIN 3 | sensor supply L- |
| PIN 4 | data input |
| Design of the pin assignment of the inputs | standard assignement |
| Outputs |
| Number of digital outputs | 4 |
| Type of voltage of output voltages | DC |
| Outputs external power supply 24 V DC | shared round cable connection with AS-Interface connection through M12 female connector |
| Ampacity of the semiconductor output at DC-13 at 24 V | 1 A |
| Outputs aggregate current | |
| max | 2 A |
| at Tu=40 °C max | 2 A |
| Type of switching output | PNP transistor |
| Design of the pin assignment of the outputs | standard assignement |
| Outputs socket assignment | 3 = "-", 2 = output |
| Property of the output Short-circuit proof | Yes |
| Outputs | |
| short-ciruit protection | built-in |
| induction protection | built-in |
| watchdog | built-in |
| Status display | |
| display of I/Os | yellow LED |
| display of Uaux | green LED |
| display of AS-Interface/diagnostics | green/red dual LED |
| Assignment of data bits | |
| socket | PIN 4 = IN1 (D0) |
| socket 2 | PIN 4 = IN2 (D1) |
| socket 3 | PIN 4 = IN3 (D2) |
| socket 4 | PIN 4 = IN4 (D3) |
| socket 5 | PIN 4 = OUT1 (D0) |
| socket 6 | PIN 4 = OUT2 (D1) |
| socket 7 | PIN 4 = OUT3 (D2) |
| socket 8 | PIN 4 = OUT4 (D3) |
| Ambient conditions |
| Ambient temperature | |
| during operation | -25 ... +70 °C |
| during storage | -40 ... +85 °C |
| Protection class IP | IP67 |
| Mechanical data |
| Width | 20 mm |
| Height | 164 mm |
| Depth | 45 mm |
| Mounting type | no mounting plate required |
