Control valves

Positioners and controllers

Remote set point input

Pot input

Outputs

Isolation

300 Vac double isolation

Calibration accuracy

< ±0.25% reading ±1 LSD

Sampling rate

4 Hz (250 ms)

Resolution

>14 bits - 0.5 mV for 0-10 V input, 2 μA for 4-20 mA

Input impedance

> 222 KΩ (Volts) 2.49 Ω (Current)

Linear input range

0-10 V, 0-20 mA

Input filter

Off to 59.9 seconds

Zero offset

User adjustable over full range

User calibration

2 point gain and offset

Pot resistance range

100-10 kW

Excitation voltage

0.46-0.54 V

Resolution

0.006% of Span (>14Bits)

Sample rate

1 Hz

Short circuit pot detection

< 25 W

Open circuit pot detection

> 2 MW

Open circuit wiper detection

> 5 MW

Maximum 2 A @ 264 Vac resistive

Contact rating

Note: Maximum 2 A per terminal limit applies where relays have common terminals.

(2 amps maximum for terminal AB)

Output 1

SPST N / O contact

Output 2

0 - 20 mA, 4 - 20 mA, 300 Vac double insulated, 13.5 bits resolution (< 550 W)

Output 3

0 - 20 mA, 4 - 20 mA, 300 Vac double insulated, 13.5 bits resolution (< 550 W)

Output 4

Changeover relay contacts

Outputs 5 and 6 (VMD)

2 SPST interlocked N/O relays

Input filter

Off to 59.9 seconds

Zero offset

User adjustable over full range

User calibration

2 point gain and offset

Open circuit wiper detection

> 5 MW

TI-P323-30 CH Issue 3

SX90 Process Controller

Page 3 of 5

4.4.16