{"title":"Signal Boards","description":"\u003cp\u003eExpansion Signal Boards\u003c\/p\u003e","products":[{"product_id":"siemens-simatic-s7-1200-signal-boards","title":"SIEMENS - SIMATIC S7-1200 - Digital Input Signal Boards","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eExpand your Siemens SIMATIC S7-1200 PLC with genuine Digital Input Signal Boards designed to add additional digital inputs without increasing the controller's installation width. Mounted directly onto compatible CPUs, Signal Boards provide a compact and economical solution for extending digital input capacity while maintaining the small footprint of the S7-1200 automation platform.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eIdeal for machine builders, OEM equipment, building automation, and industrial control systems, Digital Input Signal Boards deliver reliable 24 V DC signal acquisition, seamless integration with Siemens TIA Portal engineering software, and dependable industrial performance in space-constrained control cabinets.\u003c\/p\u003e","brand":"SIEMENS","offers":[{"title":"SB1221 - 4DI - 24V DC - 6ES7221-3BD30-0XB0","offer_id":49490914443491,"sku":"ID 10301","price":260.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0751\/5956\/8611\/files\/Screenshot_2026-08-02_at_8.43.54_PM.png?v=1785660268"},{"product_id":"siemens-simatic-s7-1200-digital-input-signal-boards-copy","title":"SIEMENS - SIMATIC S7-1200 - Digital Output Signal Boards","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eThe \u003cstrong\u003eSiemens SIMATIC S7-1200 SB1222 Digital Output Signal Board\u003c\/strong\u003e expands compatible SIMATIC S7-1200 CPUs with four additional \u003cstrong\u003e24 V DC transistor digital outputs\u003c\/strong\u003e while maintaining the compact footprint of the controller. The board installs directly into the dedicated Signal Board slot on the front of the CPU, providing additional output channels without increasing the overall PLC width or occupying an expansion module position.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned for machine automation and industrial control applications, the SB1222 enables reliable switching of solenoid valves, relays, contactors, indicator lamps and other 24 V DC loads. Its transistor outputs provide fast electronic switching with integrated short-circuit protection, while seamless integration into Siemens STEP 7 using TIA Portal simplifies configuration, diagnostics and maintenance.\u003c\/p\u003e","brand":"SIEMENS","offers":[{"title":"SB1222 - 4DO - 24V DC - 6ES7222-1AD30-0XB0","offer_id":49490997280995,"sku":"ID 10302","price":260.98,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0751\/5956\/8611\/files\/Subject_9.png?v=1787530160"},{"product_id":"siemens-simatic-s7-1200-analog-input-signal-boards","title":"SIEMENS - SIMATIC S7-1200 - Analog Input Signal Boards","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eThe \u003cstrong\u003eSiemens SIMATIC S7-1200 SB1231 Analog Input Signal Board\u003c\/strong\u003e expands compatible SIMATIC S7-1200 CPUs with one configurable analog input while preserving the compact dimensions of the controller. The board installs directly into the dedicated Signal Board slot on the front of the CPU, allowing additional analog measurement capability without increasing the overall width of the PLC or using an expansion module position.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe SB1231 supports \u003cstrong\u003e0–10 V DC\u003c\/strong\u003e, \u003cstrong\u003e0–20 mA\u003c\/strong\u003e and \u003cstrong\u003e4–20 mA\u003c\/strong\u003e analog signals with \u003cstrong\u003e12-bit resolution\u003c\/strong\u003e, making it suitable for connecting industrial transmitters, pressure sensors, level sensors, flow transmitters and other analog field instruments. Configuration, scaling and diagnostics are fully integrated within Siemens STEP 7 using TIA Portal, providing reliable analog signal acquisition for machine and process automation applications.\u003c\/p\u003e","brand":"SIEMENS","offers":[{"title":"SB1231 - 1AI - 12 Bit - 6ES7231-4HA30-0XB0","offer_id":49491038896355,"sku":"ID 10307","price":255.13,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0751\/5956\/8611\/files\/Screenshot_2026-08-02_at_9.01.44_PM.png?v=1785661328"},{"product_id":"siemens-simatic-s7-1200-analog-output-signal-boards","title":"SIEMENS - SIMATIC S7-1200 - Analog Output Signal Boards","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eThe \u003cstrong\u003eSiemens SIMATIC S7-1200 SB1232 Analog Output Signal Board\u003c\/strong\u003e expands compatible SIMATIC S7-1200 CPUs with one configurable analog output while preserving the controller's compact installation footprint. The board installs directly into the dedicated Signal Board slot on the front of the CPU, allowing additional analog output capability without increasing the PLC width or occupying an expansion module position.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe SB1232 supports \u003cstrong\u003e0–10 V DC\u003c\/strong\u003e, \u003cstrong\u003e0–20 mA\u003c\/strong\u003e and \u003cstrong\u003e4–20 mA\u003c\/strong\u003e analog output signals with \u003cstrong\u003e12-bit resolution\u003c\/strong\u003e, making it suitable for controlling variable speed drives, control valves, proportional actuators, analog indicators and other industrial devices requiring precision analog control. Configuration, scaling and diagnostics are fully integrated within Siemens STEP 7 using TIA Portal, providing accurate analog signal generation for machine and process automation applications.\u003c\/p\u003e","brand":"SIEMENS","offers":[{"title":"SB1232 - 1AQ - 12 Bit - 6ES7232-4HA30-0XB0","offer_id":49491072450787,"sku":"ID 10308","price":410.98,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0751\/5956\/8611\/files\/Screenshot_2026-08-02_at_9.10.46_PM.png?v=1785661874"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0751\/5956\/8611\/collections\/electrotk-collection-signal-modules.jpg?v=1787816433","url":"https:\/\/www.electrotk.com\/collections\/signal-boards.oembed","provider":"Electrotk","version":"1.0","type":"link"}