C79451-A3494-D501 is a Siemens spare part, specifically a motherboard (base plate) with firmware for the ULTRAMAT 23 gas analyzer.
ABB Logic Modules (AC010 series) includes the legacy/obsolete hardware model LM21. However, please note that LM21 is also heavily recognized globally as the Background Luminance Sensor LM21 manufactured by Vaisala (often integrated into aviation weather and airport systems alongside ABB power infrastructure).
Item No :
LM21Order(MOQ) :
1Payment :
EXWProduct Origin :
SwedenShipping Port :
Wuhan, Hubei, ChinaLead Time :
3-5 daysWeight :
3kgScan to Wechat :
Scan to WhatsApp :