Enhanced Keyphasor module 3500/25, 2‑channel half‑height module, powered by rack back‑plane bus, frequency range 0.017‑20 kHz(1‑1200000 cpm), input impedance ≥21.8 kΩ, support proximity probe / magnetic pickup sensor,‑24VDC transducer power max 40mA per channel, buffered TTL keyphasor output, typical power consumption 3.2W, dimension 119.9×24.4×256.5 mm, operating temp‑30℃~+65℃, comply with API‑670, hot‑swap rack slot installation, CE certified
