S7-200EM221CN Expansion Module

On Haili Xi Mechanical and Electrical Equipment Co., Ltd. Contact: Wu Kang (Sales Engineer) Tel: 021-60441315 Mobile: 18621158957 Fax: 021-57890279 QQ: 3032601700 24-hour sales technical service hotline: 18621158957 main advantages of products Siemens: S7-200CN S7-300 S7-1200 touchscreen 6FC, 6SN S120 V10 V60 V80 servo CNC spare parts including shipping including 17% VAT Siemens guarantee new original product! One year warranty! Year due to product quality problems free replacement product, no charge! S7-200EM221CN expansion module 6ES7 221-1BH22-0XA8 EM221 16 into 24VDC, switch 6ES7 221-1BF22-0XA8 EM221 8 into 24VDC, switch 6ES7 221-1EF22-0XA0 EM221 8 into the 120 / 230VAC, switch the CPU built-in I / O provide more digital inputs digital input module is used to connect PLC and digital process signals. The digital input module transmits from the process to the level of external digital signal is converted into the internal signal level S7-200. 6ES7 221-1BH22-0XA0 6ES7 221-1BF22-0XA0 6ES7 221-1EF22-0XA0 Current consumption from backplane bus DC 5 V, maximum 70 mA 30 mA 30 mA Current consumption / power consumption, typical 3 W 2 W 3 W junction plug-in I / O terminals √ √ √ Digital Input Digital Input Points 16 8 8 m / p reading √ √ Input characteristic curve consistent with IEC 1131, Typ 1 √ √ input voltage rating (AC) 230 V; 220 / 230 VAC (47 至 63 Hz) Rating (DC) 24 V 24 V "0" signal 0 至 5 V 0 to 5 V up to 20 V AC "1" signal 15 至 30 V 15 至 30 V 79 V AC or higher input current signal "1", typ. 4 mA 4 mA 2.5 mA Input delay (at rated input voltage) from standard input "; 0"; the "; 1" ;, maximum 4.5 ms 4.5 ms 15 ms Cable length Cable length (shielded), up to 500 m 500 m 500 m unshielded cable lengths up to 300 m 300 m 300 m encoder can be connected to an encoder 2-wire BERO √ √ √ allows the quiescent current (2-wire BERO), maximum 1 mA 1 mA 1 mA Isolation Galvanic isolation, digital inputs Galvanic isolation between digital input √, optocouplers √, optocouplers √, optocoupler 441 points in each channel; (Group 8) size and Weight Dimensions and weight Width 71.2 mm 46 mm 71.2 mm height 80 mm 80 mm 80 mm depth of 62 mm 62 mm 62 mm Weight Weight, approx. 160 g 150 g 160 g