{"product_id":"analog-input-module-ai-4-x-i-0-4-20-ma-20-ma-12-bit","title":"Analog Input Module - AI 4 x I, 0\/4-20 mA, ±20 mA, 12-Bit - 600-250-4AD01","description":"\u003cp\u003e\u003cstrong\u003eGeneral characteristics\u003cbr\u003e\u003c\/strong\u003e• 4 analog inputs for measuring current (electrically isolated from the backplane bus)\u003cbr\u003e• 4 process input words\u003cbr\u003e• Measuring ranges of 0–20 mA, 4–20 mA, ±20 mA, individually configurable for each channel\u003cbr\u003e• Measurement resolution of 12 bits + sign\u003cbr\u003e• Diagnostic messages\u003cbr\u003e• Wire break detection (for 4–20 mA)\u003cbr\u003e• Limit value alarms for each channel\u003cbr\u003e• A bi-color LED (blue\/red) indicates the module’s operating status and any malfunctions\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eModule parameters\u003c\/strong\u003e\u003cbr\u003e• Diagnostic alarm: ON | OFF\u003cbr\u003e• Overflow\/underflow diagnosis: ON | OFF\u003cbr\u003e• Representation values: SIMATIC* S7 | SIMATIC* S5\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eParameters for each channel\u003c\/strong\u003e\u003cbr\u003e• Wire break detection (for 4–20 mA only): ON | OFF\u003cbr\u003e• Interference frequency suppression: None | 10 Hz | 50 Hz | 60 Hz | 400 Hz\u003cbr\u003e• Measuring range: Disabled | 0–20 mA | 4–20 mA | ±20 mA\u003cbr\u003e• Limit value alarms enabled: ON | OFF\u003cbr\u003e• Upper\/lower limit: 16-bit analog value (±27648)\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"\/\/cdn.shopify.com\/s\/files\/1\/0315\/8597\/files\/4ai2_large.jpg?236\" width=\"374\" height=\"374\"\u003e\u003c\/p\u003e","brand":"Helmholz","offers":[{"title":"Default Title","offer_id":1015681928,"sku":"600-250-4AD01","price":291.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0315\/8597\/products\/4ai.jpg?v=1571708796","url":"https:\/\/pcc-test.myshopify.com\/products\/analog-input-module-ai-4-x-i-0-4-20-ma-20-ma-12-bit","provider":"Helmholz Sales online store for Helmholz parts in North America","version":"1.0","type":"link"}