Multi Loop Controller
48
▶ Input
Thermo couple K, J, E, T, R, B, S, L, N, U, W, PL2
Individual section by channel through
INP setting parameter
Thermo-resistor Pt100 Ω, KPt100 Ω
Direct current voltage 0 - 100 mV, 1 - 5 V, 0 - 10 V
Sampling cycle 50 ms.
Input indication resolving power Below minimum unit of input range
Input impedance Thermo couple and direct current voltage input: over 1M Ω
Impact of allowed input resistance About 0.2 uV / Ω
Allowed input conducting wire
resistance
Thermo-resistor
(below 10 Ω. however, resistance among 3 lines should be same)
Allowed input voltage
Within -2 – 5 (Thermo couple, thermo-resistor), within -5 – 12 V
(direct current)
Input correction ±100% of input range
Cold junction compensation error ±1.5 ℃ (0 ~ 50 ℃)
Input signal break detection
up scale
▶ Performance
Degree of indication ±0.3% of FS ±1 Digit
Insulation resistance Over 500 V d.c. 20 M Ω (between power section and input terminal)
Withstanding voltage
750 V a.c. 1 min. (power section and input terminal)
▶ Output
Control output
(ML-D)
RELAY
1a contract point
250 V a.c. 3 A, 30 V d.c. 3 A
SSR
Over 12 V
(over 600 Ω of load resistance) if short circuit, limit to about 25 mA
Time resolving power: larger side between control cycle 0.1% or 10 m
SCR
4 -20 mA d.c. (below load resistance 600 Ω)
Degree: ±0.1% of FS (4-20 mA scope)
4. Specification
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