SIMATIC S7-200 SMART SM AR02, AI RTD 2×16 bit
$146.51 – $162.79EM AR02 — 2-channel RTD analog input module, 15-bit resolution, adjustable integration time 10-400ms, IP20, 24V DC powered. [VERIFIED via Siemens official datasheet]
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EM AR02 — 2-channel RTD analog input module, 15-bit resolution, adjustable integration time 10-400ms, IP20, 24V DC powered. [VERIFIED via Siemens official datasheet]

EM AR04 — 4-channel RTD analog input module, same resolution/feature set as AR02 but with double the channel count. [VERIFIED via Siemens official datasheet]

EM AT04 — 4-channel thermocouple analog input module. [VERIFIED via Siemens official datasheet]

EM DE08 — 8-channel digital input expansion module, 24V DC, sink/source. [VERIFIED via Siemens official datasheet]

EM DE16 — 16-channel digital input expansion module, 24V DC, sink/source. [VERIFIED via Siemens official datasheet]

EM DR16 — combined 8DI (sink/source) / 8DO relay digital I/O module. [VERIFIED via Siemens official datasheet]

EM QR16 — 16-channel relay digital output expansion module, 2A per channel. [VERIFIED via Siemens official datasheet]

EM DR32 — combined 16DI (sink/source) / 16DO relay digital I/O module, dimensions 70x100x81mm, weight 295.4g, power consumption 10W. [VERIFIED via Siemens official datasheet]

EM DT08 — 8-channel transistor digital output expansion module, 24V DC, 0.75A per channel. [VERIFIED via Siemens official datasheet]

EM DT16 — combined 8DI (sink/source) / 8DO transistor digital I/O module. [VERIFIED via Siemens official datasheet]

EM QT16 — 16-channel transistor digital output expansion module, 24V DC, 0.75A per channel. [VERIFIED via Siemens official datasheet]

EM DT32 — combined 16DI (sink/source) / 16DO transistor digital I/O module, dimensions 70x100x81mm, weight 257.3g, power consumption 4.5W. [VERIFIED via Siemens official datasheet]

CPU SR40, firmware V3.0 — AC powered, relay outputs, 80KB program/data memory, dual-port connectivity, dual signal board slots, motion functions, web server support. [VERIFIED via Siemens official datasheet]

CPU SR60, firmware V3.0 — AC powered, relay outputs, 100KB program/data memory, dual-port connectivity, dual signal board slots, motion functions, web server support. [VERIFIED via Siemens official datasheet]

CPU ST40, firmware V3.0 — 80KB program/data memory (up from 40KB on older -0AA0/-0AA1), dual-port Ethernet, dual signal board slots (up to 8 expansion modules), motion functions (CAM/gear), web server support. [VERIFIED via Siemens official datasheet]

CPU ST60, firmware V3.0 — 100KB program/data memory (up from 50KB on older versions), dual-port Ethernet, dual signal board slots, motion functions, web server support. [VERIFIED via Siemens official datasheet]