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易卖工控网(www.ymgk.com)提供”开关量安全栅KFD2-SR2-EX1.W”,产品详情:品牌/厂家:倍加福、型号:KFD2-SR2-EX1.W、成色:全新、货期:现货 1天内发货、保修:3650天,更多产品详情就上易卖工控网。
倍加福开关量输入安全栅KFD2-SR2-EX1.W;
KFD2-SR2-EX1.W产品特点:
• 1-channel isolated barrier
• 24 V DC supply (Power Rail)
• Dry contact or NAMUR inputs
• Relay contact output
• Line fault detection (LFD)
• Reversible mode of operation
• Up to SIL 2 acc. to IEC 61508/IEC 61511
KFD2-SR2-EX1.W电路图:
KFD2-SR2-EX1.W电气参数如下:
Supply
Connection Power Rail or terminals 14+, 15-
Rated voltage Ur 20 ... 30 V DC
Ripple ≤ 10 %
Rated current Ir ≤ 30 mA
Power dissipation 0.7 W
Power consumption < 0.9 W
Input
Connection side field side
Connection terminals 1+, 2+, 3-
Rated values acc. to EN 60947-5-6 (NAMUR)
Open circuit voltage/short-circuit current approx. 8 V DC / approx. 8 mA
Switching point/switching hysteresis 1.2 ... 2.1 mA / approx. 0.2 mA
Line fault detection breakage I ≤ 0.1 mA , short-circuit I > 6 mA