MACX MCR-EX-AP-2F-2I
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Frequency measuring transducer
1290530
Ex i-Frequency transducer, the frequencies measured at the Ex i inputs (0.001 Hz ... 20 kHz) are output as 0 mA / 4 mA ... 20 mA non Ex i signals. number of channels: 2, Standard configuration, 5-way isolation, Screw connection
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| Note on application | Accuracy, typically specified as a percentage of the basic measuring range at UN, 23°C |
| Notes on operation | Installation conditions influence the ambient temperature. Please refer to the “Control cabinet installation instructions”. |
| Notes on operation | Use suitable cables and cable glands for applications below -20°C. |
| Product type | Frequency value transformer |
| Product family | MACX Analog |
| No. of channels | 2 |
| Configuration | Software |
| Functionality | |
| Configuration | Software |
| Electrical isolation | 5-way isolation |
| Electrical isolation between input and output | yes |
| Temperature coefficient, typical | ≤ 0.05 % |
| Reverse polarity protection | yes |
| Electrical isolation Input/output IEC/EN 60079-11 | |
| Standards/regulations | IEC/EN 60079-11 |
| Rated insulation voltage | 375 VPP |
| Electrical isolation Input/power supply IEC/EN 60079-11 | |
| Standards/regulations | IEC/EN 60079-11 |
| Rated insulation voltage | 375 VPP |
| Electrical isolation Input/error message output IEC/EN 60079-11 | |
| Standards/regulations | IEC/EN 60079-11 |
| Rated insulation voltage | 375 VPP |
| Electrical isolation Input/configuration interface IEC/EN 60079-11 | |
| Standards/regulations | IEC/EN 60079-11 |
| Rated insulation voltage | 375 VPP |
| Electrical isolation Output 1/output 2 | |
| Test voltage | 350 V (50 Hz, 60 s) |
| Electrical isolation Output/supply | |
| Test voltage | 350 V (50 Hz, 60 s) |
| Electrical isolation Output/configuration interface | |
| Test voltage | 350 V (50 Hz, 60 s) |
| Electrical isolation Output/supply/error message output | |
| Test voltage | 350 V (50 Hz, 60 s) |
| Supply | |
| Nominal supply voltage | 24 V DC |
| Supply voltage range | 18 V ... 31.2 V |
| Power dissipation | ≤ 1.5 W |
| Power consumption | 1.8 W |
| Measurement: Frequency | |
| Description of the input | intrinsically safe |
| Available input sources | in accordance with IEC/EN 60947-5-6 NAMUR |
| Pulse time | 25 µs |
| Frequency measuring range | 0.001 Hz ... 20000 Hz |
| Line fault detection | < 0.05 mA ... 0.35 mA (Line break) |
| < 100 Ω ... 360 Ω (Short circuit) | |
| Signal: Error message output | |
| Maximum switching voltage | 30 V |
| Max. switching current | 100 mA |
| Signal: Current | |
| Current output signal | 0 mA ... 20 mA (configurable) |
| 4 mA ... 20 mA (configurable) | |
| 0 mA ... 20.5 mA (Function area) | |
| Output current with short-circuit | 3.8 mA (Default setting, adjustable) |
| Output current with wire break | 20.5 mA (Default setting, adjustable) |
| Load | 0 Ω ... 600 Ω |
| Line fault detection | < 0.05 mA ... 0.35 mA (Line break) |
| < 100 Ω ... 360 Ω (Short circuit) | |
| 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 |
| Ex installation (EPL) | Gc |
| Ex i circuits (EPL) | Ga |
| Da | |
| Ma | |
| Safety data | |
| Max. internal inductance Li | negligible |
| Max. internal capacitance Ci | negligible |
| Max. output voltage Uo | 10.5 V |
| Max. output current Io | 23.4 mA |
| Max. output power Po | 61.4 mW |
| Safety-related maximum voltage Um | 253 V AC |
| IIA (simple circuit): Max. external inductivity Lo / Max. external capacitance Co | 450 mH / 75 µF |
| IIB/IIIC (simple circuit): Max. external inductivity Lo / Max. external capacitance Co | 230 mH / 16.8 µF |
| IIC (simple circuit): Max. external inductivity Lo / Max. external capacitance Co | 63 mH / 2.41 µF |
| I (simple circuit): Max. external inductivity Lo / Max. external capacitance Co | 600 mH / 95 µF |
| IIA (mixed circuit): Max. external inductivity Lo / Max. external capacitance Co | 100 mH / 2.9 µF, 10 mH / 4.5 µF, 1 mH / 7.3 µF, 0.1 mH / 14 µF |
| IIB/IIIC (mixed circuit): Max. external inductivity Lo / Max. external capacitance Co | 100 mH / 1.9 µF, 20 mH / 2.7 µF, 2 mH / 4.5 µF, 0.5 mH / 6.4 µF |
| IIC (mixed circuit): Max. external inductivity Lo / Max. external capacitance Co | 20 mH / 0.49 µF, 5 mH / 0.67 µF, 1 mH / 0.96 µF, 0.2 mH / 1.4 µF |
| I (mixed circuit): Max. external inductivity Lo / Max. external capacitance Co | 100 mH / 4 µF, 10 mH / 5.7 µF, 2 mH / 7.8 µF, 0.1 mH / 17 µF |
| Status display | Green LED (supply voltage) |
| Red LED (line errors) |
| Dimensional drawing |
|
| Width | 17.5 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) |
| Flammability rating according to UL 94 | V0 |
| Housing material | PA 6.6 |
| Ambient conditions | |
| Degree of protection | IP20 (Terminal blocks) |
| IP30 (Housing) | |
| Ambient temperature (operation) | -40 °C ... 70 °C (Stand-alone device: any mounting position) |
| -40 °C ... 50 °C (Group assembly: vertical DIN rail without circulating air) | |
| -40 °C ... 65 °C (Group assembly: vertical DIN rail with circulating air) | |
| -40 °C ... 65 °C (Group assembly: horizontal DIN rail without circulating air) | |
| -40 °C ... 70 °C (Group assembly: horizontal DIN rail with circulating air) | |
| Ambient temperature (storage/transport) | -40 °C ... 80 °C |
| Altitude | ≤ 2000 m |
| Permissible humidity (operation) | ≤ 95 % (non-condensing) |
| ATEX | |
| Identification | II (1) G [Ex ia Ga] IIC |
| II (1) D [Ex ia Da] IIIC | |
| II 3 (1) G Ex nA [ia Ga] IIC T4 Gc | |
| I (M1) [Ex ia Ma] I | |
| IECEx | |
| Identification | [Ex ia Ga] IIC |
| [Ex ia Da] IIIC | |
| Ex nA nC [ia Ga] IIC T4 Gc | |
| [Ex ia Ma] I | |
| Electromagnetic compatibility | Tested in accordance with the following standards and regulations: EN 61326-1 For industrial use, NAMUR NE 21 |
| Electrical isolation | 5-way isolation |
| Mounting type | NS 35/15, NS 35/7,5 |
| Mounting position | vertical, horizontal |
