MACX MCR-EX-SL-NAM-HO
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Isolation switch amplifier
2907404
Ex i NAMUR isolation amplifier. For operating Ex i proximity sensors and switches in hazardous areas. Passive transistor output (resistive, Honeywell-compatible), line fault transparency, up to SIL 2 according to IEC 61508; screw connection.
Product details
| Product type | Isolating switch amplifier |
| Product family | MACX Analog |
| No. of channels | 1 |
| Type | Ex i signal conditioners with SIL functional safety |
| Configuration | DIP switches |
| Insulation characteristics: GB Standard | |
| Overvoltage category | II |
| Pollution degree | 2 |
| 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 | |
| Electrical isolation | 375 V (Peak value in accordance with IEC/EN 60079-11) |
| Electrical isolation Input/output/supply, DIN rail connector | |
| Rated insulation voltage | 300 Vrms |
| Test voltage | 2.5 kV AC (50 Hz, 60 s) |
| Insulation | Safe isolation in accordance with IEC/EN 61010-1 |
| Electrical isolation Input/supply, DIN rail connector | |
| Electrical isolation | 375 V (Peak value in accordance with IEC/EN 60079-11) |
| Supported controller HONEYWELL RUSIO | |
| Suitable I/O card | FC-RUSIO-3224 |
| Supply | |
| Nominal supply voltage | 24 V DC |
| Supply voltage range | 9.6 V DC ... 30 V DC (12 V DC ... 24 V DC (-20 % ... +25 %)) |
| Power dissipation | < 0.6 W |
| Power consumption | < 600 mW |
| Signal: NAMUR | |
| Description of the input | Intrinsically safe |
| Number of inputs | 1 |
| 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) |
| 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 |
| Signal | |
| Number of outputs | 1 |
| Connection method | Screw connection |
| Stripping length | 7 mm |
| Screw thread | M3 |
| Conductor cross section rigid | 0.2 mm² ... 2.5 mm² |
| Conductor cross section flexible | 0.2 mm² ... 2.5 mm² |
| Conductor cross section AWG | 24 ... 14 |
| Tightening torque | 0.5 Nm ... 0.6 Nm |
| Test socket | |
| Max. diameter | 2.3 mm |
| Safety data | |
| Max. internal inductance Li | negligible |
| Max. internal capacitance Ci | negligible |
| Max. output voltage Uo | 9.6 V |
| Max. output current Io | 10 mA |
| Max. output power Po | 25 mW |
| Safety-related maximum voltage Um | 253 V AC/DC |
| IIA (simple circuit): Max. external inductivity Lo / Max. external capacitance Co | 1000 mH / 210 µF |
| 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/IIIC (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 |
| 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 | 112.5 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 | |
| Safety Integrity Level (SIL) | 2 |
| Ambient conditions | |
| Degree of protection | IP20 (not assessed by UL) |
| Ambient temperature (operation) | -20 °C ... 60 °C (Any mounting position) |
| Ambient temperature (storage/transport) | -40 °C ... 80 °C |
| Altitude | ≤ 2000 m |
| Permissible humidity (operation) | 10 % ... 95 % (non-condensing) |
| 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 3G Ex nA IIC T4 Gc X | |
| Certificate | IBExU 12 ATEX 1169 |
| IECEx | |
| Identification | [Ex ia Ga] IIC |
| [Ex ia Da] IIIC | |
| Ex nA IIC T4 Gc | |
| Certificate | IECEx IBE 12.0018X |
| CCC / China-Ex | |
| Identification | [Ex ia Ga] IIC |
| [Ex iaD] | |
| Ex nA [ia Ga] IIC T4 Gc | |
| Certificate | NEPSI GYJ20.1314X |
| UL, USA/Canada | |
| Identification | UL 61010 Listed |
| Certificate | , C.D.-No 83104549 |
| Safety Integrity Level (SIL, IEC 61508) | |
| Identification | 2 |
| EAC Ex | |
| Identification | [Ex ia Ga] IIC |
| [Ex ia Da] IIIC | |
| Certificate | RU C-DE.AB72.B.00093/19 |
| INMETRO | |
| Identification | [Ex ia Ga] IIC |
| [Ex ia Da] IIIC | |
| Ex nA IIC T4 Gc | |
| Certificate | DNV 18.0144 X |
| Electromagnetic compatibility | Conformance with EMC directive |
| Noise immunity | EN 61000-6-2 |
| Noise emission | |
| Standards/regulations | EN 61000-6-4 |
| Electrical isolation | 3-way isolation |
| GB Standard | |
| Standards/regulations | GB 3626.20 |
| GB 3836.1 | |
| GB 3836.4 | |
| GB 3836.8 | |
| GB 12476.1 | |
| GB 12476.4 | |
| Mounting type | DIN rail mounting |
Your advantages
Signal input: intrinsically safe [Ex ia]; for NAMUR proximity sensors (EN 60947-5-6) or switch contacts
Signal output with resistive behavior (transistor), compatible with FC-RUSIO-3224 and FC-RUSLS-3224 universal safety IO modules from Honeywell
Signal output with line fault transparency, line fault indication directly via the signal output
Up to 5 kHz switching frequency
Direction of operation can be selected
Line fault detection (LFD) can be enabled and disabled
SIL 2 according to IEC/EN 61508
3-way electrical isolation
Power supply and error indication possible via DIN rail connector
Plug-in connection terminals, screw connection technology
Installation in zone 2 permitted
Housing width: 12.5 mm