2924087

https://www.phoenixcontact.com/us/products/2924087 Isolation amplifier - MACX MCR-EX-SL-2NAM-RO-SP - 2924087 Please be informed that the data shown in this PDF Document is generated from our Online Catalog. Please find the complete data in the user's documentation. Our General Terms of Use for Downloads are valid (http://phoenixcontact.com/download) Ex i NAMUR isolating amplifier, 2-channel. For operating proximity sensors and switches in Ex areas. The signals are transmitted via relay outputs (N/O contact) to the safe area. Line fault detection (LFD), 3-way isolation, SIL 2. Your advantages  Power supply and error indication possible via DIN rail connector  Up to SIL 2 according to EN 61508  Installation in zone 2, protection type "n" (EN 60079-15) permitted  Line fault detection (LFD), can be activated/deactivated, error indicated by red flashing LED with de-excitation of output relay  LED indicators for supply voltage, switching state, and malfunction according to NAMUR NE 44  3-way electrical isolation  Direction of operation can be selected (operating or closed circuit current behavior)  Relay signal output (N/O contact)  Input for NAMUR proximity sensors (EN 60947-5-6), floating contacts or contacts with resistance circuit, [Ex ia] IIC  2-channel Key Commercial Data Packing unit 1 pc GTIN GTIN 4046356338042 Weight per Piece (excluding packing) 180.000 g Custom tariff number 85437090 Country of origin Germany 09/13/2019   Page 1 / 16 https://www.phoenixcontact.com/us/products/2924087 Isolation amplifier - MACX MCR-EX-SL-2NAM-RO-SP - 2924087 Technical data Note Utilization restriction EMC: class A product, see manufacturer's declaration in the download area Dimensions Width 12.5 mm Height 99 mm Depth 114.5 mm Ambient conditions Ambient temperature (operation) -20 °C ... 60 °C (Any mounting position) Ambient temperature (storage/transport) -40 °C ... 80 °C Maximum altitude ≤ 2000 m Permissible humidity (operation) 5 % ... 95 % (non-condensing) Degree of protection IP20 Noise immunity EN 61000-6-2 EN 61326 Input data Non-load voltage ~ 8 V DC Switching points (attenuated) < 1.2 mA (blocking) Switching points (unattenuated) > 2.1 mA (conductive) Signal input Intrinsically safe Available input sources NAMUR proximity sensors (EN 60947-5-6) Short-circuit current ~ 8 mA Switching hysteresis < 0.2 mA Line fault detection Break 0.05 mA < IIN < 0.35 mA Short circuit 100 Ω < RSensor < 360 Ω Output data Switching output Relay output Contact type 1 N/O contact per channel Contact material AgSnO2, hard gold-plated Maximum switching voltage 250 V AC (2 A) 120 V DC (0.2 A) 30 V DC (2 A) Maximum switching capacity 500 VA Mechanical service life 10 cycles Switching frequency ≤ 20 Hz (without load) 7 Power supply 09/13/2019   Page 2 / 16 https://www.phoenixcontact.com/us/products/2924087 Isolation amplifier - MACX MCR-EX-SL-2NAM-RO-SP - 2924087 Technical data Power supply Nominal supply voltage 24 V DC Supply voltage range 19.2 V DC ... 30 V DC (24 V DC -20%...+25%) Max. current consumption 35 mA (24 V DC) Power dissipation