Festo AG & Co. KG

3482807
limit switch box
SRBC-CA3-YR90-N-20N-ZC-C2P20-EX6
for electrical feedback and position monitoring of process valves actuated with pneumatic quarter turn actuators.

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Festo Data sheet

CriterionFeature
AuthorisationRCM Mark
CE mark (see declaration of conformity)to EU directive for EMC
to EU directive explosion protection (ATEX)
in accordance with EU RoHS directive
KC markKC-EMV
ATEX category GasII 1G
Explosion ignition protection type GasEx ia IIC T6/T5 Ga
ATEX category DustII 1D
Explosion ignition protection type DustEx ia IIIC Txx°C Da
Explosion protection certification outside the EUEPL Da (CN)
EPL Da (IEC-EX)
EPL Ga (CN)
EPL Ga (IEC-EX)
Explosion-proof ambient temperatureSee ATEX certificate
See IECEx certificate
Max. input voltage16 V
effective inductivity100 µH
effective capacity100 nF
Max. input parameters for intrinsically safe circuitSee IECEx certificate
See ATEX certificate
Certificate issuing departmentFTZU 17 ATEX 0105X
GYJ20.1409X
IECEx FTZU 17.0017X
Materials noteConforms to RoHS
Safety Integrity Level (SIL)SIL 2
Measuring principleInductive
Ambient temperature-20 - 80 °C
Switch outputNAMUR
Switching element functionNormally closed contact
Max. switching frequency2000 Hz
Max. output current DC3 mA
Operating voltage range DC8,2 V
Electrical connectionScrewed terminal
Electrical connection 1, connection typeTerminal strip
Electrical connection 1, cable outletStraight
Electrical connection 1, connection technologyCage clamp terminal
Electrical connection 1, number of pins/wires10
Connectable nominal conductor cross section0,25 - 2,5 mm2
Cable gland connectionM20x1,5
Permissible cable diameter6 - 12 mm
Dimensions W x L x H127 mm x 98 mm x 122 mm
Connection for positioner and position sensor conforms to standardVDI/VDE 3845 size AA 1
Assembly positionAny
Product weight800 g
Housing colourGrey
Material housingAluminium die cast
Material sealsNBR
Material shaftHigh alloy steel, non-corrosive
Material screwsHigh alloy steel, non-corrosive
Material blanking plugPA
Material mounting bracketHigh alloy steel, non-corrosive
Material indicatorPC
Information on materials, cable connectorPA
Material snap ringHigh alloy steel, non-corrosive
Material discHigh alloy steel, non-corrosive
Material cover capPC
Position indicatorYellow/red
Setting range, angle recording0 - 90 deg
Storage temperature-20 - 50 °C
Protection classIP67
NEMA 4/4X
Shock resistanceShock test with severity level 2 in accordance with FN 942017-5 and EN 60068-2-27
Vibration resistanceTransport application test at severity level 2 in accordance with FN 942017-4 and EN 60068-2-6
Corrosion resistance classification CRC0 - No corrosion stress
PWIS conformityVDMA24364 zone III
Degree of contamination3

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