Omega ILD44-UTP User Manual download pdf (Page 63)

59

Configuration

Single-ended

Polarity

Unipolar

Step Response

0.7 sec for 99.9%

Decimal Selection

None, 0.1 for temperature

None, 0.1, 0.01 or 0.001 for

process

Setpoint Adjustment

-1999 to 9999 counts

Span Adjustment

0.001 to 9999 counts

Offset Adjustment

-1999 to +9999

CONTROL

Action

Reverse (heat) or direct (cool)

Modes

Time and Amplitude Proportional

Control Modes; selectable Manual

or Auto PID, Proportional,

Proportional with Integral,

Proportional with Derivative with

Anti-reset Windup and ON/OFF

Rate

0 to 399.9 seconds

Reset

0 to 3999 seconds

Cycle Time

1 to 199 seconds; set to 0 for

ON/OFF operation

Gain

0.5 to 100% of span; Setpoints 1

or 2

Damping

0000 to 0008

Soak

00.00 to 99.59 (HH:MM), or OFF

Ramp to Setpoint

00.00 to 99.59 (HH:MM), or OFF

Auto Tune

Operator initiated from front panel

PART 4

SPECIFICATIONS

Accuracy

±0.5°C temp; 0.03% reading process

Resolution

1°/0.1°; 10 µV process

Temperature Stability

1) RTD: 0.04°C/°C

2) TC @ 25°C (77°F): 0.05°C/°C

- Cold Junction Compensation

3) Process: 50 ppm/°C

NMRR

60 dB

CMRR

120 dB

A/D Conversion

Dual slope

Reading Rate

3 samples per second

Digital Filter

Programmable

Display

4-digit or 6-digit, 7-segment LED

57.2 mm (2.25") or 101.6mm (4.00”)

red, green and amber programmable

colors for process variable, set point

and temperature units

Warm up to Rated Accuracy

60 min.

INPUT

Input Types

Thermocouple, RTD, Analog Voltage,

Analog Current

Thermocouple Type (ITS 90)

J, K, T, E, R, S, B, C, N, L

Thermocouple Lead Resistance

100 ohm max

RTD Input (ITS 68)

100/500/1000 Ω Pt sensor, 2-, 3- or

4-wire; 0.00385 or 0.00392 curve

Voltage Input

0 to 100 mV, 0 to 1 V, 0 to 10 Vdc

Input Impedance

10 MΩ for 100 mV

1 MΩ for 1 or 10 Vdc

Current Input

0 to 20 mA (5 ohm load)

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