6EP1931-2DC42 SIEMENS SITOP DC UPS module 24 V/6 A uninterruptible power supply with USB interface input: 24 V DC/6.85 A output: 24 V DC/6 A *Ex approval no longer available*
6ES7 331-7PF11-0AB0 MODULE SIEMENS simatic s7-300, analog input sm331, optically isolatated, 8 ai thermocouple, type b, e, j, k, l, n, r, s, t txk/txk(l) according gost 16 bit, 50 ms, 1 x 40 pin