MCR-EE-EX-I-I
-
Signal conditioner
1552774
Ex i-Signal conditioner: Transmits supplied 0 mA/4 mA … 20 mA signals from the potentially explosive area to a load (passive) in the safe area. number of channels: 1, HART-transparent, 3-way isolation, Safety Integrity Level (SIL, IEC 61508): 2, Systematic Capability: 2, Screw connection
Product details
| Product type | Signal conditioner |
| Product family | ESSENTIAL edition |
| Application | Analog IN |
| No. of channels | 1 |
| Electrical isolation | 3-way isolation |
| Electrical isolation between input and output | yes |
| Maximum power dissipation for nominal condition | 0.95 W (20 mA, 250 Ω) |
| Signal transmission behavior | In = Out |
| Step response (10-90%) | < 200 µs (for jump 4 mA ... 20 mA, load 600 Ω) |
| < 600 µs (for jump 0 mA ... 20 mA, load 600 Ω) | |
| Maximum temperature coefficient | < 0.01 %/K |
| Temperature coefficient, typical | < 0.004 %/K |
| Maximum transmission error | < 0.1 % (of final value) |
| Transmission error, typical | < 0.05 % (of final value) |
| Reverse polarity protection | yes |
| Electrical isolation | |
| Test voltage | 2.5 kV AC (50 Hz, 60 s) |
| Overvoltage category | II |
| Pollution degree | 2 |
| Electrical isolation Input/output/power supply IEC/EN 61010-1 | |
| Standards/regulations | IEC/EN 61010-1 |
| Rated insulation voltage | 300 Vrms |
| Insulation | Safe isolation |
| 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 Output/supply IEC/EN 60079-7 | |
| Standards/regulations | IEC/EN 60079-7 |
| Rated insulation voltage | 375 VPP |
| Supply | |
| Nominal supply voltage | 24 V DC -20 % ... +25 % |
| Supply voltage range | 19.2 V DC ... 30 V DC |
| Max. current consumption | < 44 mA (24 V DC / 20 mA / 1000 Ω) |
| < 27 mA (24 V DC / 20 mA / 250 Ω) | |
| Power dissipation | < 0.75 W (24 V DC / 20 mA / 1000 Ω) |
| < 0.65 W (24 V DC / 20 mA / 250 Ω) | |
| Power consumption (Output active) | < 1.8 W (20 mA / 1000 Ω) |
| < 1.3 W (20 mA / 250 Ω) | |
| Signal: Current | |
| Description of the input | Passive current input, intrinsically safe |
| Current input signal | 0 mA ... 20 mA |
| 4 mA ... 20 mA | |
| Voltage drop | < 3.5 V (in input isolating amplifier operation) |
| Underload/overload signal range | 0 mA ... 24 mA (Extended transmission range for diagnostics) |
| Signal: Current | |
| Output description | Current output (active) |
| Current output signal | 0 mA ... 20 mA (active) |
| 4 mA ... 20 mA (active) | |
| Load/output load current output | < 1000 Ω (20 mA) |
| < 825 Ω (24 mA) | |
| Output ripple | < 20 mVrms |
| Output behavior in the event of an error | 0 mA (Cable break in the input) |
| 0 mA (Cable short-circuit in the input) | |
| Underload/overload signal range | 0 mA ... 24 mA (Extended transmission range for diagnostics) |
| 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 mm |
| Ex installation (EPL) | Gc |
| Div. 2 | |
| Ex i circuits (EPL) | Ga |
| Da | |
| Ma | |
| Div. 1 | |
| Safety data | |
| Input voltage Ui | ≤ 30 V |
| Input current Ii | ≤ 150 mA |
| Max. internal inductance Li | negligible |
| Max. internal capacitance Ci | negligible |
| Safety-related maximum voltage Um | 253 V AC |
| 125 V DC | |
| Data communication (bypass) | |
| HART function | Yes |
| Protocols supported | HART-transparent |
| Status display | Green LED (supply voltage) |
| 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) |
| Flammability rating according to UL 94 (Housing) | V0 (Housing) |
| Housing material | PA 6.6-FR |
| Ambient conditions | |
| Degree of protection | IP20 |
| 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 | 375 VPP (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] IIC T4 Gc | |
| I (M1) [Ex ia Ma] I | |
| Certificate | ICQC 24 ATEX 503 X |
| IECEx | |
| Identification | [Ex ia Ga] IIC |
| [Ex ia Da] IIIC | |
| Ex ec [ia Ga] IIC T4 Gc | |
| [Ex ia Ma] I | |
| Certificate | IECEx KLCS 24.0008X |
| Safety Integrity Level (SIL, IEC 61508) | |
| Identification | 2 |
| Systematic Capability | |
| Identification | 2 |
| Electromagnetic compatibility | Conformance with EMC directive: IEC 61326-1 (industrial environment) |
| Electrical isolation | 3-way isolation |
| Mounting type | DIN rail mounting |
