MACX MCR-SL-2NAM-RO-SP
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Isolation switch amplifier
2924294
NAMUR 2-channel signal conditioner for operating proximity sensors and switches. The signals are transferred to the control level using relay outputs (N/O contact). Line fault detection, 3-way electrical isolation, SIL 2, Push-in connection.
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Product details
| Product type | Isolating switch amplifier |
| Product family | MACX Analog |
| Application | Digital IN |
| No. of channels | 2 |
| Type | Signal conditioners with SIL functional safety |
| Configuration | DIP switches |
| Functionality | |
| Configuration | DIP switches |
| Electrical isolation | 3-way isolation |
| Electrical isolation between input and output | yes |
| Maximum power dissipation for nominal condition | < 1 W |
| Electrical isolation Input/output IEC/EN 60079-11 | |
| Standards/regulations | IEC/EN 60079-11 |
| Rated insulation voltage | 375 VPP |
| Overvoltage category | III |
| Pollution degree | 2 |
| Electrical isolation Input/supply, DIN rail connector IEC/EN 60079-11 | |
| Standards/regulations | IEC/EN 60079-11 |
| Rated insulation voltage | 375 VPP |
| Overvoltage category | II |
| Pollution degree | 2 |
| Electrical isolation Input/supply, DIN rail connector IEC/EN 61010-1 | |
| Standards/regulations | IEC/EN 61010-1 |
| Rated insulation voltage | 300 Vrms |
| Overvoltage category | II |
| Pollution degree | 2 |
| Insulation | Safe isolation |
| Electrical isolation Output 1/output 2/input, power supply, DIN rail connector IEC/EN 61010-1 | |
| Standards/regulations | IEC/EN 61010-1 |
| Rated insulation voltage | 300 Vrms |
| Overvoltage category | III |
| Pollution degree | 2 |
| Insulation | Safe isolation |
| Electrical isolation Output 1/output 2/input/power supply, DIN rail connector | |
| Test voltage | 2.5 kV AC (50 Hz, 60 s) |
| Overvoltage category | III |
| Pollution degree | 2 |
| Supply | |
| Nominal supply voltage | 24 V DC -20 % ... +25 % |
| Supply voltage range | 19.2 V DC ... 30 V DC |
| Max. current consumption | 35 mA (24 V DC) |
| Power dissipation | < 1 W |
| Power consumption | < 1 W |
| Signal: NAMUR | |
| Number of inputs | 2 |
| Available input sources | NAMUR proximity sensors (IEC/EN 60947-5-6) |
| floating switch contacts | |
| Switch contacts with resistance circuit | |
| Switching threshold "0" signal current | < 1.2 mA (blocking) |
| Switching threshold "1" signal, current | > 2.1 mA (conductive) |
| Short-circuit current | 8 mA |
| Switching hysteresis | < 0.2 mA |
| Line fault detection | < 0.05 mA ... 0.35 mA (Line break) |
| < 100 Ω ... 360 Ω (Short circuit) | |
| Activated /deactivated via DIP switch | |
| Non-load voltage | 8 V DC |
| Switching: Relay | |
| Contact switching type | 1 N/O contact per channel |
| Contact material | AgSnO2, hard gold-plated |
| Maximum switching voltage | 250 V AC (2 A) |
| 120 V DC (0.2 A) | |
| 30 V DC (2 A) | |
| Maximum switching capacity | 500 VA |
| Recommended minimum load | 5 V / 10 mA |
| Switching frequency | ≤ 20 Hz (without load) |
| Signal | |
| Number of outputs | 2 |
| Connection method | Push-in connection |
| Stripping length | 10 mm |
| Conductor cross section rigid | 0.2 mm² ... 2.5 mm² |
| Conductor cross section flexible | 0.2 mm² ... 2.5 mm² |
| Conductor cross section flexible (2 conductors with same cross section) | 0.25 mm² ... 0.34 mm² (TWIN ferrule without plastic sleeve) |
| 0.5 mm² ... 1.5 mm² (TWIN ferrule with plastic sleeve) | |
| Conductor cross section AWG | 24 ... 14 |
| 24 ... 22 (TWIN ferrule without plastic sleeve) | |
| 20 ... 16 (TWIN ferrule with plastic sleeve) |
| Ex installation (EPL) | Gc |
| Div. 2 |
| Data | |
| No. of channels | 0 |
| Status display | Green LED (supply voltage) |
| LED yellow (switching state) | |
| Red LED (line errors) |
| Dimensional drawing |
|
| Width | 12.5 mm |
| Height | 107.9 mm |
| Depth | 113.7 mm |
| Depth NS 35/7,5 | 114.5 mm (Snapped onto DIN rail NS 35/7,5 in accordance with EN 60715) |
| Color | gray (RAL 7042) |
| Flammability rating according to UL 94 | V0 (Housing) |
| Housing material | PA 6.6-FR |
| Safety data | |
| Safety Integrity Level (SIL) | 2 |
| Safety data: IEC 61508 - Low demand | |
| Safety Integrity Level (SIL) | 2 |
| Safety data: IEC 61508 - Low demand | |
| Safety Integrity Level (SIL) | 2 |
| Ambient conditions | |
| Degree of protection | IP20 (not assessed by UL) |
| Ambient temperature (operation) | -40 °C ... 60 °C (Any mounting position) |
| -40 °C ... 70 °C (Derating) | |
| Ambient temperature (storage/transport) | -40 °C ... 85 °C |
| Permissible humidity (operation) | 5 % ... 95 % (non-condensing) |
| Altitude range (≤ 2000 m) | |
| Altitude | ≤ 2000 m (The technical data refers to altitudes ≤2000 m above mean sea level. For altitudes >2000 m above mean sea level, refer to the data sheet.) |
| Ambient temperature (operation) | -40 °C ... 60 °C |
| -40 °C ... 70 °C (Derating) | |
| Rated insulation voltage | 253 V AC (Power supply, input / output) |
| 125 V DC (Power supply, input / output) | |
| Altitude range (≤ 3000 m) | |
| Height range | > 2000 m ... 3000 m |
| Ambient temperature (operation) | -40 °C ... 54 °C |
| -40 °C ... 63 °C (Derating) | |
| Rated insulation voltage | 190 V AC (Power supply, input / output) |
| 110 V DC (Power supply, input / output) | |
| Altitude range (≤ 4000 m) | |
| Height range | > 3000 m ... 4000 m |
| Ambient temperature (operation) | -40 °C ... 48 °C |
| -40 °C ... 56 °C (Derating) | |
| Rated insulation voltage | 60 V AC/DC (Power supply, input / output) |
| Altitude range (≤ 5000 m) | |
| Height range | > 4000 m ... 5000 m |
| Ambient temperature (operation) | -40 °C ... 42 °C |
| -40 °C ... 49 °C (Derating) | |
| Rated insulation voltage | 60 V AC/DC (Power supply, input / output) |
| CE | |
| Certificate | CE-compliant |
| Note | and EN 61326-1 |
| ATEX | |
| Identification | II 3G Ex ec nC IIC T4 Gc |
| Certificate | IBExU 07 ATEX 1069 X |
| IECEx | |
| Identification | Ex ec nC IIC T4 Gc |
| Certificate | IBE 08.0001 X |
| CCC / China-Ex | |
| Identification | Ex ec nC IIC T4 Gc |
| Certificate | 2021122304114179 |
| UL, USA/Canada | |
| Identification | UL 508 Listed |
| UL 61010 Listed | |
| Class I, Div. 2, Groups A, B, C, D T4 | |
| Class I, Zone 2, Group IIC T4 | |
| Shipbuilding approval | |
| Certificate | DNV GL TAA00000AG |
| Safety Integrity Level (SIL, IEC 61508) | |
| Identification | 2 |
| Certificate | IN-AT-AS-MRL-24-00163 |
| Systematic Capability | |
| Identification | 3 |
| INMETRO | |
| Identification | Ex ec nC IIC T4 Gc |
| Certificate | DNV 18.0114 X |
| EAC Ex | |
| Identification | 2Ex ec nC IIC T4 Gc |
| Certificate | BY/112 02.01 TP012 103.01 00078 |
| Shipbuilding data | |
| Temperature | B |
| Humidity | B |
| Vibration | A |
| EMC | B |
| Enclosure | Required protection according to the Rules shall be provided upon installation on board |
| Electromagnetic compatibility | Conformance with EMC directive |
| Noise immunity | EN 61000-6-2 |
| EN 61326 | |
| Noise emission | |
| Standards/regulations | EN 61000-6-4 |
| Electromagnetic HF field | |
| Designation | Electromagnetic RF field |
| Standards/regulations | EN 61000-4-3 |
| Evaluation criterion | A |
| Fast transients (burst) | |
| Designation | Fast transients (burst) |
| Standards/regulations | EN 61000-4-4 |
| Evaluation criterion | A |
| Conducted interference | |
| Designation | Conducted interferences |
| Standards/regulations | EN 61000-4-6 |
| Evaluation criterion | A |
| Electrical isolation | 3-way isolation |
| GB Standard | |
| Standards/regulations | GB/T 3836.1 |
| GB/T 3836.3 | |
| GB/T 3836.8 | |
| Mounting type | DIN rail mounting |
Your advantages
Power supply and error indication possible via DIN rail connector
Up to SIL 2 in accordance with EN 61508
Installation in zone 2, protection type "n" (EN 60079-15) permitted
Line fault detection (LFD), can be activated/deactivated, error indicated by flashing red LED with de-excitation of output relay
LED indicators for supply voltage, switching state, and malfunction in accordance with NAMUR NE 44
Direction of operation can be selected (operating or closed circuit current behavior)
3-way electrical isolation
2-channel
Relay signal output (N/O contact)
Input for NAMUR proximity sensors (EN 60947-5-6), floating contacts or contacts with resistance circuit