MACX MCR-EX-SL-UI-REL-SP
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Limit value switch
2906165
Limit value switch with Ex i input for active current and voltage signals and a limit-value relay output (changeover contact). Can be set via DIP switch and potentiometer, galvanic 3-way electrical isolation, up to SIL2 (SC3), PLc Cat.1, Push-in connection.
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Product details
| Product type | Limit value switch |
| Product family | MACX Analog |
| Configuration | DIP switches |
| Potentiometer |
| Functionality | |
| Configuration | DIP switches |
| Potentiometer | |
| Electrical isolation | 3-way isolation |
| Switching point accuracy | < 0.1 % |
| Step response (0–99%) | ≤ 22 ms |
| Maximum temperature coefficient | 0.01 %/K |
| Maximum transmission error | 0.1 % |
| Electrical isolation | |
| Test voltage | 2.5 kV AC (50 Hz, 60 s) |
| Overvoltage category | II |
| Pollution degree | 2 |
| Electrical isolation Output/supply IEC/EN 60079-11 | |
| Standards/regulations | IEC/EN 60079-11 |
| Rated insulation voltage | 250 V AC |
| Electrical isolation Input/output/power supply IEC/EN 61010-1 | |
| Standards/regulations | IEC/EN 61010-1 |
| Rated insulation voltage | 300 V AC |
| Insulation | Safe isolation |
| Electrical isolation Input/output, power supply IEC/EN 60079-11 | |
| Standards/regulations | IEC/EN 60079-11 |
| Rated insulation voltage | 375 V AC |
| Supply | |
| Nominal supply voltage range | 12 V DC ... 24 V DC -20 % ... +25 % |
| Supply voltage range | 9.6 V DC ... 30 V DC |
| Typical current consumption | 38 mA (24 V DC) |
| Max. current consumption | 90 mA (10 V DC) |
| Power dissipation | < 0.9 W |
| Power consumption | ≤ 1.2 W |
| Signal: Voltage/current | |
| Description of the input | intrinsically safe |
| Voltage input signal | 0.1 V ... 10 V |
| 0.1 V ... 10.5 V (Maximum range) | |
| Total error of the voltage input maximum | ± 10 mV |
| Current input signal | 0.2 mA ... 20 mA |
| 0.18 mA ... 21 mA (Maximum range) | |
| Total error of the current input maximum | ± 20 µA |
| Input resistance of voltage input | > 100 kΩ |
| Input resistance current input | < 28 Ω |
| Switching threshold "0" signal current | Configurable via DIP switch (in 1.25% increments) and potentiometer (linearly up to 2% of the switching threshold set via the DIP switch) |
| Switching hysteresis | off: approx. 0.5 %, on: approx. 1 % |
| Line fault detection | < 0.1 mA (Line break) |
| > 21.1 mA (Short circuit) | |
| Switching: Relay | |
| Contact switching type | 1 changeover contact |
| Contact material | AgSnO2, hard gold-plated |
| Max. switching current | ≤ 4 A AC (cos phi = 1) |
| ≤ 1 A DC (ohmic load, 24 V DC, 50 mW) | |
| ≤ 0.2 A DC (ohmic load, 120 V DC) | |
| 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) | |
| Test socket | |
| Max. diameter | 2 mm |
| Ex installation (EPL) | Gc |
| Div. 2 | |
| Ex i circuits (EPL) | Ga |
| Da | |
| Ma | |
| Div. 1 | |
| Safety data | |
| Input voltage Ui | 30 V (Current and voltage input) |
| Input current Ii | 120 mA (Current and voltage input) |
| Input power Pi | 0.9 W (Current and voltage input) |
| Max. internal inductance Li | negligible |
| Max. internal capacitance Ci | 75 nF (for current input) |
| Negligible at voltage input | |
| Max. output voltage Uo | 0 V DC (Current input) |
| 3.9 V DC (Voltage input) | |
| Max. output current Io | 0 mA (Current input) |
| 0.1 mA (Voltage input) | |
| Max. output power Po | 0 mW (Current input) |
| 0.5 mW (Voltage input) | |
| Safety-related maximum voltage Um | 253 V AC |
| 125 V DC | |
| IIC: Max. external inductivity Lo / Max. external capacitance Co | 100 mH / 3.3 µF, 5 mH / 4.7 µF, 1 mH / 6.3 µF |
| IIB/IIIC: Max. external inductivity Lo / Max. external capacitance Co | 100 mH / 16 µF, 5 mH / 24 µF, 1 mH / 35 µF |
| IIA/I: Max. external inductivity Lo / Max. external capacitance Co | 100 mH / 24 µF, 5 mH / 35 µF, 1 mH / 48 µF |
| Status display | Green LED (supply voltage) |
| Yellow LED (switching output) | |
| Red LED, flashing (line, sensor error, ERR) |
| 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 (Housing) | V0 (Housing) |
| Housing material | PA 6.6-FR |
| Ambient conditions | |
| Degree of protection | IP20 |
| Ambient temperature (operation) | -20 °C ... 65 °C (Any mounting position) |
| Ambient temperature (storage/transport) | -40 °C ... 85 °C |
| Altitude | ≤ 2000 m |
| Permissible humidity (operation) | 5 % ... 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 3(1) G Ex ec nC [ia Ga] IIC T4 Gc | |
| I (M1) [Ex ia Ma] I | |
| Certificate | TÜV 17 ATEX 8061 X |
| IECEx | |
| Identification | [Ex ia Ga] IIC |
| [Ex ia Da] IIIC | |
| Ex ec nC [ia Ga] IIC T4 Gc | |
| Certificate | IECEx TUR 18.0014X |
| CCC / China-Ex | |
| Identification | [Ex ia Ga] IIC |
| [Ex ia Da] IIIC | |
| Ex ec nC [ia Ga] IIC T4 Gc | |
| Certificate | 2022122316115960 |
| UL, USA/Canada | |
| Identification | UL 61010 Listed |
| 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 | TÜV Rheinland 968/FSP 1481.01/23 |
| Systematic Capability | |
| Identification | 3 |
| Performance Level (ISO 13849) | |
| Identification | c |
| INMETRO | |
| Identification | [Ex ia Ga] IIC |
| [Ex ia Da] IIIC | |
| Ex ec nC [ia Ga] IIC T4 Gc | |
| Certificate | DNV 21.0089 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 |
| Note | When being exposed to interference, there may be minimal deviations. |
| Noise emission | |
| Standards/regulations | EN 61000-6-4 |
| 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 |
