https://www.phoenixcontact.com/hq/products/2905723
Isolation amplifier - MACX MCR-EX-SL-NAM-YO - 2905723
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Ex i NAMUR signal conditioners. For operating Ex i proximity sensors and switches in hazardous areas.
Passive transistor output (resistive, Yokogawa-compatible), line fault transparency, up to SIL 2 according to
IEC 61508; screw connection.
Why buy this product
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 Yokogawa ProSafe DI card SDV 144
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 61508/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
Key Commercial Data
Packing unit
GTIN
GTIN
Custom tariff number
Note
4046356992169
85437090
Made to Order (non-returnable)
1 STK
Technical data
Note
Utilization restriction
EMC: class A product, see manufacturer's declaration in the download
area
Dimensions
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https://www.phoenixcontact.com/hq/products/2905723
Isolation amplifier - MACX MCR-EX-SL-NAM-YO - 2905723
Technical data
Dimensions
Width
Height
Depth
12.5 mm
99 mm
114.5 mm
Ambient conditions
Ambient temperature (operation)
Ambient temperature (storage/transport)
Maximum altitude
Permissible humidity (operation)
Noise immunity
Degree of protection
-20 °C ... 60 °C (Any mounting position)
-40 °C ... 80 °C
≤ 2000 m
10 % ... 95 % (non-condensing)
EN 61000-6-2
IP20
Input data
Non-load voltage
Switching points (attenuated)
Switching points (unattenuated)
~ 8 V DC
< 1.2 mA (blocking)
> 2.1 mA (conductive)
Output data
Switching output
Resistive (transistor, passive) compatible with Yokogawa ProSafe DI -
SDV144
Power supply
Nominal supply voltage
Supply voltage range
Power consumption
24 V DC
9.6 V DC ... 30 V DC (12 V DC … 24 V DC (-20 % … +25 %))
< 0.6 W
< 600 mW
Connection data
Conductor cross section solid min.
Conductor cross section solid max.
Conductor cross section flexible min.
Conductor cross section flexible max.
Conductor cross section AWG min.
Conductor cross section AWG max.
Stripping length
Screw thread
Connection method
Tightening torque, min
Tightening torque max
0.2 mm²
2.5 mm²
0.2 mm²
2.5 mm²
24
14
7 mm
M3
Screw connection
0.5 Nm
0.6 Nm
General
No. of channels
Status display
1
Green LED (supply voltage)
LED yellow (switching state)
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https://www.phoenixcontact.com/hq/products/2905723
Isolation amplifier - MACX MCR-EX-SL-NAM-YO - 2905723
Technical data
General
Red LED (line errors)
Flammability rating according to UL 94
Degree of pollution
Overvoltage category
Electromagnetic compatibility
Interference emission
Housing material
Color
Designation
Electrical isolation
Designation
Electrical isolation
V0
2
II
Conformance with EMC directive
EN 61000-6-4
PA 66-FR
green
Input/output
375 V (Peak value in accordance with EN 60079-11)
Input/output/supply, DIN rail connector
300 V
rms
(Rated insulation voltage (overvoltage category II; degree of
pollution 2, safe isolation as per EN 61010-1))
2.5 kV (50 Hz, 1 min., test voltage)
Designation
Electrical isolation
Conformance
ATEX
Input/supply, DIN rail connector
375 V (Peak value in accordance with EN 60079-11)
CE-compliant, additionally EN 61326
II (1) G [Ex ia Ga] IIC
II (1) D [Ex ia Da] IIIC
II 3G Ex nA IIC T4 Gc X
IECEx
[Ex ia Ga] IIC
[Ex ia Da] IIIC
Ex nA IIC T4 Gc
UL, USA/Canada
UL 61010 Listed
Safety data
Max. internal inductance L
i
Max. internal capacitance C
i
Max. output voltage U
o
Max. output current I
o
Max. output power P
o
Group
Max. external inductivity L
o
Max. external capacity C
o
Group
Max. external inductivity L
o
Max. external capacity C
o
Safety-related maximum voltage U
m
negligible
negligible
9.6 V
10 mA
25 mW
IIC
300 mH
3.6 µF
IIB/IIIC
1000 mH
26 µF
253 V AC/DC
Standards and Regulations
Electromagnetic compatibility
Noise emission
Conformance with EMC directive
EN 61000-6-4
11/15/2016 Page 3 / 4
https://www.phoenixcontact.com/hq/products/2905723
Isolation amplifier - MACX MCR-EX-SL-NAM-YO - 2905723
Technical data
Standards and Regulations
Flammability rating according to UL 94
Conformance
ATEX
V0
CE-compliant, additionally EN 61326
II (1) G [Ex ia Ga] IIC
II (1) D [Ex ia Da] IIIC
II 3G Ex nA IIC T4 Gc X
IECEx
[Ex ia Ga] IIC
[Ex ia Da] IIIC
Ex nA IIC T4 Gc
UL, USA/Canada
Group
UL 61010 Listed
IIC
IIB/IIIC
Environmental Product Compliance
China RoHS
Environmentally Friendly Use Period = 50
For details about hazardous substances go to tab “Downloads”,
Category “Manufacturer's declaration”
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