SC Automation Limited
| Payment Terms | T/T |
| Supply Ability | 100pcs per month |
| Delivery Time | on request |
| Packaging Details | standard carton packing |
| Signal type | Digital Input |
| Supply Connection | terminals 14, 15 |
| Safety Integrity Level (SIL) | SIL 2 |
| Degree of protection | IEC 60529:2001 |
| Display elements | LEDs |
| Electromagnetic compatibility | NE 21:2006 |
| Ambient temperature | -20 ... 60 °C (-4 ... 140 °F) |
| Dimensions | 20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) (W x H x D) , housing type B2 |
| Brand Name | P+F |
| Model Number | KFA6-SR2-Ex2.W |
| Certification | PTB 00 ATEX 2081 |
| Place of Origin | Germany |
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Product Specification
| Payment Terms | T/T | Supply Ability | 100pcs per month |
| Delivery Time | on request | Packaging Details | standard carton packing |
| Signal type | Digital Input | Supply Connection | terminals 14, 15 |
| Safety Integrity Level (SIL) | SIL 2 | Degree of protection | IEC 60529:2001 |
| Display elements | LEDs | Electromagnetic compatibility | NE 21:2006 |
| Ambient temperature | -20 ... 60 °C (-4 ... 140 °F) | Dimensions | 20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) (W x H x D) , housing type B2 |
| Brand Name | P+F | Model Number | KFA6-SR2-Ex2.W |
| Certification | PTB 00 ATEX 2081 | Place of Origin | Germany |
| High Light | IEC 60529:2001 P+F Sensors ，P+F Sensors 253 VAC ，KFA6-SR2-Ex2.W | ||
2-channel isolated barrier, 230 V AC supply, Dry contact or NAMUR inputs, Relay contact output, Line fault detection (LFD), Reversible mode of operation, Up to SIL 2 acc. to IEC/EN 61508 / IEC/EN 61511, Housing width: 20 mm, Number of channels: 2-channel, Safety Integrity Level (SIL): SIL 2, Rated voltage: 207 ... 253 V AC, 45 ... 65 Hz, Field device: NAMUR sensor, Field device [2]: volt-free contact, Line fault detection, Type: 2 x relay (change-over contact), Reversible mode of operation
Technical Data
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General specifications |
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Signal type |
Digital Input |
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Functional safety related parameters |
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Safety Integrity Level (SIL) |
SIL 2 |
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Supply |
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Connection |
terminals 14, 15 |
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Rated voltage |
207 ... 253 V AC, 45 ... 65 Hz |
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Power dissipation |
1.2 W |
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Power consumption |
max. 1.3 W |
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Input |
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Connection side |
field side |
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Connection |
terminals 1+, 2+, 3-; 4+, 5+, 6- |
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Rated values |
acc. to EN 60947-5-6 (NAMUR) |
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Open circuit voltage/short-circuit current |
approx. 8 V DC / approx. 8 mA |
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Switching point/switching hysteresis |
1.2 ... 2.1 mA / approx. 0.2 mA |
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Line fault detection |
breakage I ≤ 0.1 mA , short-circuit I > 6 mA |
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Pulse/Pause ratio |
min. 20 ms / min. 20 ms |
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Output |
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Connection side |
control side |
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Connection |
output I: terminals 7, 8, 9 ; output II: terminals 10, 11, 12 |
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Output I, II |
signal ; relay |
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Contact loading |
253 V AC/2 A/cos φ > 0.7; 126.5 V AC/4 A/cos φ > 0.7; 40 V DC/2 A resistive load |
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Energized/De-energized delay |
approx. 20 ms / approx. 20 ms |
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Mechanical life |
107 switching cycles |
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Transfer characteristics |
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Switching frequency |
≤ 10 Hz |
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Galvanic isolation |
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Input/Output |
reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff |
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Input/power supply |
reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff |
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Output/power supply |
reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff |
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Output/Output |
reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff |
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Indicators/settings |
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Display elements |
LEDs |
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Labeling |
space for labeling at the front |
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Directive conformity |
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Electromagnetic compatibility |
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Directive 2014/30/EU |
EN 61326-1:2013 (industrial locations) |
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Low voltage |
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Directive 2014/35/EU |
EN 61010-1:2010 |
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Conformity |
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Electromagnetic compatibility |
NE 21:2006 |
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Degree of protection |
IEC 60529:2001 |
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Input |
EN 60947-5-6:2000 |
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Ambient conditions |
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Ambient temperature |
-20 ... 60 °C (-4 ... 140 °F) |
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Mechanical specifications |
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Degree of protection |
IP20 |
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Connection |
screw terminals |
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Mass |
approx. 150 g |
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Dimensions |
20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) (W x H x D) , housing type B2 |
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Height |
119 mm |
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Width |
20 mm |
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Depth |
115 mm |
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Mounting |
on 35 mm DIN mounting rail acc. to EN 60715:2001 |
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Data for application in connection with hazardous areas |
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EU-type examination certificate |
PTB 00 ATEX 2081 |
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Marking |
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Input |
Ex ia |
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Voltage |
10.6 V |
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Current |
19.1 mA |
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Power |
51 mW (linear characteristic) |
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Supply |
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Maximum safe voltage |
253 V AC (Attention! Um is no rated voltage.) |
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Output |
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Contact loading |
253 V AC/2 A/cos φ > 0.7; 126.5 V AC/4 A/cos φ > 0.7; 40 V DC/2 A resistive load |
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Maximum safe voltage |
253 V AC (Attention! The rated voltage can be lower.) |
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Galvanic isolation |
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Input/input |
not available |
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Input/Output |
safe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V |
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Input/power supply |
safe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V |
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Directive conformity |
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Directive 2014/34/EU |
EN IEC 60079-0:2018+AC:2020 , EN 60079-11:2012 |
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International approvals |
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FM approval |
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Control drawing |
116-0035 |
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UL approval |
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Control drawing |
116-0145 |
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CSA approval |
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Control drawing |
116-0047 |
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IECEx approval |
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IECEx certificate |
IECEx PTB 11.0031 |
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IECEx marking |
[Ex ia Ga] IIC |
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Company Details
Business Type:
Trading Company
Year Established:
2010
Total Annual:
5000000-8000000
Employee Number:
100~150
Ecer Certification：
Verified Supplier
SC Automation Limited (hereinafter referred to as SC) was established in 2010 and is a company focused on international trade.We are committed to serving customers worldwide based on the principle of integrity. After years of experience, we have formed good cooperative relationships ... SC Automation Limited (hereinafter referred to as SC) was established in 2010 and is a company focused on international trade.We are committed to serving customers worldwide based on the principle of integrity. After years of experience, we have formed good cooperative relationships ...
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