MODULUS / REFERENCE
Constants: Instrumentation
Complete Android Modulus reference: constants for Instrumentation.
SI
• m, kg, s, K, Pa, N, J, W.
• D, d: m; ρ: kg/m³; Q: m³/s; Δp: Pa.
4-20 mA; 0-20 mA; 0-10 V; 1-5 V; 0-5 V.
20-100 kPa; 3-15 psi.
Δ = Xmeas - Xref; δ = Δ / Xref · 100%; γ = Δ / span · 100%.
p = ρgh; h = Δp / (ρg).
Q = C · ε · A₂ / √(1 - β⁴) · √(2Δp / ρ).
PID: u = Kp·e + Ki∫e dt + Kd·de/dt.
GOST/ISO.
• m, kg, s, K, Pa, N, J, W.
• D, d: m; ρ: kg/m³; Q: m³/s; Δp: Pa.
4-20 mA; 0-20 mA; 0-10 V; 1-5 V; 0-5 V.
20-100 kPa; 3-15 psi.
Δ = Xmeas - Xref; δ = Δ / Xref · 100%; γ = Δ / span · 100%.
p = ρgh; h = Δp / (ρg).
Q = C · ε · A₂ / √(1 - β⁴) · √(2Δp / ρ).
PID: u = Kp·e + Ki∫e dt + Kd·de/dt.
GOST/ISO.
Values are provided for reference. Check the required unit system and conditions before engineering or laboratory use.