https://www.phoenixcontact.com/pi/products/2835053
Signal isolator - PI/EX-NAM/RNO - 2835053
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Ex i binary input: NAMUR isolation amplifiers. For operating proximity sensors and switches in Ex areas. The
binary signals are transmitted to a safe area. Relay output (N/O contact), line fault detection. Galvanic 3-way
isolation.
Key Commercial Data
Packing unit
GTIN
GTIN
4017918147839
1 pc
Technical data
Dimensions
Width
Height
Depth
12.4 mm
145 mm
147 mm
Ambient conditions
Ambient temperature (operation)
Ambient temperature (storage/transport)
Permissible humidity (operation)
Noise immunity
-20 °C ... 60 °C (vertical assembly)
-20 °C ... 50 °C (horizontal assembly)
-40 °C ... 80 °C
5 % ... 95 % (relative humidity, non-condensing)
EN 61326:1998
Input data
Control current circuit
Available input sources
Intrinsically safe
NAMUR proximity sensors
Floating switch contacts
Switch contacts with resistance circuit
Non-load voltage
Switching points (attenuated)
8.2 V DC ±10 %
< 1.2 mA (attenuated in acc. with EN 60947-5-6)
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https://www.phoenixcontact.com/pi/products/2835053
Signal isolator - PI/EX-NAM/RNO - 2835053
Technical data
Input data
Switching points (unattenuated)
Line error detection
> 2.1 mA (non-attenuated in acc. with EN 60947-5-6)
Activated /deactivated via DIP switch
Output data
Switching output
Contact type
Limiting continuous current
Min. contact current
Mechanical service life
Service life, electrical
Relay output
N/O contact, reversal options, SPST
1 A (30 V DC)
0.5 A (125 V AC)
10 µA
10 cycles
2x 10 cycles (at full load)
5
7
Power supply
Supply voltage range
Max. current consumption
Power dissipation
20 V DC ... 35 V DC
max. 40 mA
max. 0.8 W (24 V)
General
No. of channels
Test voltage input/output
Insulation voltage input/output/supply
Status display
1
1.5 kV AC
0.25 kV
rms
Green LED (supply voltage)
Yellow LED (status display)
Red LED (line errors)
Flammability rating according to UL 94
Electromagnetic compatibility
Interference emission
Housing material
Color
V0
Conformance with EMC directive 89/336/EC
EN 61326:1998
Polyamide PA non-reinforced
green
Standards and Regulations
Electromagnetic compatibility
Noise emission
Noise immunity
Flammability rating according to UL 94
Group
Conformance with EMC directive 89/336/EC
EN 61326:1998
EN 61326:1998
V0
IIA
IIB
IIC
EEX specification
[EEx ia] IIC, EX II (1)GD, BAS 97 ATEX 1251
Drawings
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https://www.phoenixcontact.com/pi/products/2835053
Signal isolator - PI/EX-NAM/RNO - 2835053
Dimensional drawing
145
12,4
Phoenix Contact 2018 © - all rights reserved
http://www.phoenixcontact.com
PHOENIX CONTACT GmbH & Co. KG
Flachsmarktstr. 8
32825 Blomberg
Germany
Tel. +49 5235 300
Fax +49 5235 3 41200
http://www.phoenixcontact.com
147
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