MACX MCR-EX-SL-2NAM-R-UP-SP
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Isolation switch amplifier
2924249
2-channel Ex i NAMUR signal conditioner with wide range power supply for proximity sensors and switches. In terms of signal output, for each channel there is a relay with a changeover contact available. Fault detection (LFD), 3-way isolation, SIL 2.
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Product details
| Product type | Isolating switch amplifier |
| Product family | MACX Analog |
| No. of channels | 2 |
| Type | Ex i 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 | ≤ 1.3 W |
| Step response (10-90%) | typ. 6 ms (N/O contact: OFF/ON) |
| typ. 6 ms (N/O contact: ON/OFF) | |
| typ. 4 ms (N/C contact: ON/OFF) | |
| typ. 10 ms (N/C contact: OFF/ON) | |
| Electrical isolation | |
| Test voltage | 2.5 kV AC (50 Hz, 60 s) |
| 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/power supply IEC/EN 60079-11 | |
| Standards/regulations | IEC/EN 60079-11 |
| Rated insulation voltage | 375 VPP |
| Overvoltage category | II |
| Pollution degree | 2 |
| Electrical isolation Input/power supply 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 IEC/EN 61010-1 | |
| Standards/regulations | IEC/EN 61010-1 |
| Rated insulation voltage | 300 Vrms |
| Overvoltage category | III |
| Pollution degree | 2 |
| Insulation | Safe isolation |
| Supply | |
| Nominal supply voltage range | 24 V AC/DC ... 230 V AC/DC -20 % ... +10 % (50/60 Hz) |
| Supply voltage range | 19.2 V AC/DC ... 253 V AC/DC (50/60 Hz) |
| Max. current consumption | < 80 mA |
| < 42 mA (24 V DC) | |
| Power dissipation | < 1.1 W |
| Power consumption | < 1.1 W |
| Signal: NAMUR | |
| Description of the input | intrinsically safe |
| 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 changeover contact per channel |
| Contact material | AgSnO2, hard gold-plated |
| Maximum switching voltage | 250 V AC (2 A, 60 Hz) |
| 120 V DC (0.2 A) | |
| 30 V DC (2 A) | |
| Maximum switching capacity | 500 VA |
| Recommended minimum load | 5 V / 10 mA |
| 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 | |
| Ex i circuits (EPL) | Ga |
| Da | |
| Ma | |
| Div. 1 | |
| Safety data | |
| Max. internal inductance Li | negligible |
| Max. internal capacitance Ci | negligible |
| Max. output voltage Uo | 9.56 V |
| Max. output current Io | 10.3 mA |
| Max. output power Po | 25 mW |
| Safety-related maximum voltage Um | 253 V AC/DC (Supply terminals) |
| 250 V AC (Output terminals) | |
| 120 V DC (Output terminals) | |
| IIB/IIIC (simple circuit): Max. external inductivity Lo / Max. external capacitance Co | 1000 mH / 26 µF |
| IIC (simple circuit): Max. external inductivity Lo / Max. external capacitance Co | 300 mH / 3.6 µF |
| IIB/IIA/I (mixed circuit): Max. external inductivity Lo / Max. external capacitance Co | 100 mH / 1 µF, 5 mH / 1 µF, 1 mH / 1 µF, 10 µH / 1 µF |
| IIC (mixed circuit): Max. external inductivity Lo / Max. external capacitance Co | 100 mH / 510 nF, 50 mH / 580 nF, 5 mH / 600 nF, 1 mH / 600 nF, 10 µH / 600 nF |
| Status display | Green LED (supply voltage) |
| LED yellow (switching state) | |
| Red LED (line errors) |
| Dimensional drawing |
|
| Width | 17.5 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 |
| 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 ... 80 °C |
| Permissible humidity (operation) | 10 % ... 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 |
| ATEX | |
| Identification | II (1) G [Ex ia Ga] IIC |
| II (1) D [Ex ia Da] IIIC | |
| II 3 (1) G Ex ec [ia Ga] nC IIC T4 Gc | |
| I (M1) [Ex ia Ma] I | |
| Certificate | IBExU 10 ATEX 1005 |
| IECEx | |
| Identification | [Ex ia Ga] IIC |
| [Ex ia Da] IIIC | |
| Ex ec [ia Ga] nC IIC T4 Gc | |
| [Ex ia Ma] I | |
| Certificate | IECEx IBE 10.0002X |
| CCC / China-Ex | |
| Identification | [Ex ia Ga] IIC |
| [Ex ia Da] IIIC | |
| Ex ec nC [ia Ga] IIC T4 Gc | |
| Certificate | 2022122316115976 |
| UL, USA/Canada | |
| Identification | Class I Div 2; IS for Class I, II, III Div 1 |
| Certificate | , C.D.-No 83104549 |
| Shipbuilding approval | |
| Certificate | DNV GL TAA000020C |
| Safety Integrity Level (SIL, IEC 61508) | |
| Identification | 2 |
| Certificate | IN-AT-AS-MRL-24-00163 |
| Systematic Capability | |
| Identification | 3 |
| INMETRO | |
| Identification | [Ex ia Ga] IIC |
| [Ex ia Da] IIIC | |
| Ex ec nC [ia Ga] IIC T4 Gc | |
| [Ex ia Ma] I | |
| Certificate | DNV 18.0116 X |
| Shipbuilding data | |
| Temperature | B |
| Humidity | B |
| Vibration | A |
| EMC | A |
| 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 |
| 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 3836.4 | |
| GB/T 3836.8 | |
| Mounting type | DIN rail mounting |
Your advantages
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
Wide-range power supply of 19.2 ... 253 V AC/DC
Direction of operation can be selected (operating or closed circuit current behavior)
LED indicators for supply voltage, switching state, and malfunction in accordance with NAMUR NE 44
Signal output relay (changeover contact)
Input for NAMUR proximity sensors (EN 60947-5-6), floating contacts or contacts with resistance circuit, [Ex ia] IIC
3-way electrical isolation
2-channel