3RK7271-1AA30-0AA0
SIMATIC S7-1200, DCM 1271 Data decoupling module for AS-i Master CM 1243-2 IN: 24 V / 30 V DC OUT: 1x AS-Interface, 4 A Integrated overload protection integr. ground fault detection Signaling contact.
Product category
CommunicationManufacturer
SIEMENSProduct series
S7-1200| General technical data | |
|---|---|
| product brand name | SIMATIC |
| product designation | AS-Interface data decoupling unit |
| design of the product | Communication module 30 mm for SIMATIC S7-1200 |
| protection class IP | IP20 |
| installation altitude at height above sea level maximum | 2 000 |
| ambient temperature | |
| during operation | 0 ... 55 |
| during storage | -40 ... +70 |
| relative humidity at 25 °C during operation maximum | 95 |
| reference code according to DIN 40719 extended according to IEC 204-2 according to IEC 750 | A |
| reference code according to EN 61346-2 | A |
| supplied active power | 120 |
| product function | |
| auto-RESET | Yes |
| external reset | No |
| manual RESET | No |
| ground fault detection | Yes |
| test function of signaling contacts | No |
| suitable for grounded AS-i networks | Yes |
| adapted for non-grounded AS-i networks | Yes |
| suitable for AS-i Power24V | Yes |
| sequential connected time-delay | No |
| AS-Interface data decoupling | Yes |
| reset function | No |
| adjustable current response value current of the current-dependent overload release | 4 |
| number of electrical connections for signaling contact | 3 |
| number of outputs for AS-Interface maximum | 1 |
| display version as status display by LED | EFD, ASI OL, DIAG |
| design of the switching contact as NO contact for signaling function | No |
| Communication/ Protocol | |
| protocol is supported AS-Interface protocol | Yes |
| Auxiliary circuit | |
| operational current of auxiliary contacts | |
| at DC-13 at 24 V | 0.05 |
| Inputs/ Outputs | |
| type of voltage | |
| of the input voltages | DC |
| of the input voltage | DC |
| property of the output short-circuit proof | Yes |
| output voltage | |
| 1 at DC rated value | |
| 30 | |
| 20.5 ... 31.6 | |
| 2 at DC rated value | 24 |
| output current at DC maximum | 4 |
| input voltage | |
| 1 at DC rated value | |
| 30 | |
| 21 ... 32 | |
| 2 at DC rated value | 24 |
| input current at DC maximum | 4.1 |
| Short-circuit protection | |
| design of short-circuit protection | electronic |
| Installation/ mounting/ dimensions | |
| mounting position | vertical, horizontal |
| fastening method | 35-mm DIN rail mounting or wall mounting with plug-in flaps |
| width | 30 |
| height | 100 |
| depth | 75 |
| type of electrical connection for auxiliary and control circuit | screw-type terminals |
| product component removable terminal for auxiliary and control circuit | Yes |
| type of connectable conductor cross-sections | |
| for auxiliary contacts | |
| solid | 3x (0.2 ... 3.3 mm²) |
| finely stranded | |
| with core end processing | 3x (0.2 ... 3.3 mm²) |
| for AWG cables for auxiliary contacts | 3x (24 ... 16) |
| certificate of suitability | CE / cULus / FM / ATEX |
| suitability for use safety-related circuits | No |
| Certificates/ approvals | |