Process Controller

Process Controller

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Input type: (Any of below specifications can be used selectively in the same instrument) Thermocouple: K, S, R, E, J, N, T, B, N, WRe3-WRe25, WRe5-WRE26 Resistance temperature detector: Cu50, Pt100

Measurement accuracy : 0.2%FS ± 0.1„ƒ

Resolution : 0.1 or 0.01„ƒ for temperature measurement, 1/20000 unit for linear signals, and minimum voltage resolution is 1uV

Temperature drift :0.01%FS /„ƒ (typical value is 50ppm/„ƒ)

Sampling period : read A/D converter 12.5 times per second

Response time :0.5s ( when digital filter parameter FILt=1);3s for 0.01„ƒ measurement

Alarm function : high limit, low limit, deviation high limit and deviation low limit; with alarm blocking at the beginning of power on.

Control mode: On-off control mode (Hysteresis adjustable) Standard PID with auto tuning AI PID with auto tuning, adopting Yudian AI algorithm.

Control period : 0.2-120.0 seconds selectable, and it should be integer times of 0.24 second. 5

Output mode (modularized)
  • Relay output (NO+NC): 250VAC/2A or 30VDC/2A
  • TRIAC no contact discrete output (NO or NC) : 100-240VAC/0.2A (continuous), 2A (20mS instantaneous, repeat period5s)
  • SSR Voltage output : 12VDC/30mA (used to drive SSR).
  • Thyristor zero crossing trigger output: can trigger TRIAC of 5-500A, a pair of inverse paralleled SCRs or SCR power module. Single-phase or three-phase trigger is selectable.
  • Linear current output: 0-20mA, 4-20mA (Output voltage 11V, maximum load resistor 500ohm, output precision 0.2%FS)
Electromagnetic compatibility (EMC) : ±4KV/5KHz according to IEC61000-4-4; 4KV according to IEC61000-4-5.

Isolation with standing voltage : between power, relay contact or signal terminal 2300VDC; between isolated electroweak terminals 600VDC

Power supply : 100-240VAC, -15%, +10% / 50-60Hz; 120-240VDC; or 24VDC/AC, -15%, +10%.

Power consumption :6W 6

Operating Ambient : temperature -10-60 humidity90%RH