West - P6100, P8100, P4100, temperature and process controllers

Features:

Control types

Full PID with Pre-tune, Self-tune, manual tuning, or On-Off control.
Heat only or heat & cool.

Auto/Manual

Selectable from front panel or via digital input, with bumpless transfer.

Output configuration

Up to 3 possible, for control, alarm, 24VDC transmitter power supply or retransmit of process value or setpoint.

Alarm 1 & 2 types

Process high, process low, SP deviation, band, logical OR / AND.
Also 1 loop alarm for process control security.
Process alarms have adjustable hysteresis.

Human Interface

4 button operation, dual 4 digit 10mm & 8mm high (6100+, 8100+) and 13mm & 10mm high (4100+) LED displays,
optional choice of colours (Red/Red, Red/Green, Green/Red or Green/Green), plus 5 LED indicators

PC configuration

Off-line configuration from PC serial port to dedicated config socket (comms option not required).
Configuration Software for Windows 98 or higher.
West Part Number: PS1-CON

Input:

Thermocouple

J, K, C, R, S, T, B, L, N & PtRh20%vsPtRh40%.

RTD

3 Wire PT100, 50Ω per lead maximum (balanced)

DC Linear

0 to 20mA, 4 to 20mA, 0 to 50mV, 10 to 50mV, 0 to 5V, 1 to 5V, 0 to 10V, 2 to 10V.
Scaleable -1999 to 9999, with adjustable decimal point

Impedance

>10MΩ for Thermocouple and mV ranges, 47KΩ for V ranges and 5Ω for mA ranges

Accuracy

±0.1% of input range ±1 LSD (T/C CJC better than 1°C)

Sampling

4 per second, 14 bit resolution approximately

Sensor break detection

<2 seconds (except zero based DC ranges), control O/P’s turn off
High alarms activate for T/C and mV ranges,
Low alarms activate for RTD, mA or V ranges

Outputs & Operations:

Control & alarm relays

Contacts SPDT 2 Amp resistive at 240V AC, >500,000 operations

Control SSR driver outputs

Drive capability >10V DC in 500 minimum

Triac outputs

0.01 to 1 Amp AC, 20 to 280Vrms, 47 to 63Hz

DC linear outputs

0 to 20mA, 4 to 20mA into 500Ω max, 0 to 10V, 2 to 10V, 0 to 5V into 500Ω min.
Control outputs have 2% over/under drive applied.
Accuracy ±0.25% at 250Ω (degrades linearly to 0.5% for increasing burden to specified limits)

Transmitter power supply

Output 24VDC (nominal) into 910Ω minimum to power external devices

Communications

2 Wire RS485, 1200 to 19200 Baud, Modbus and ASCII protocol (selectable)

Digital input

Selects between 2 setpoints or Auto/Manual control.
Volt free or TTL input

Remote setpoint input

0 to 20mA, 4 to 20mA, 0 to 5V, 1 to 5V, 0 to 10V or 2 to 10V.
Scaleable -1999 to 9999.
Local/Remote setpoint selected from front panel

Operating & Environmental:

Temperature & RH

0 to 55°C (-20 to 80°C storage), 20% to 95% RH non-condensing

Power supply

100 to 240V 50/60Hz 7.5VA (optional 20 to 48V AC 7.5VA/22 to 65V DC 5 watts)

Front panel protection

IEC IP66 (Behind panel protection is IP20)

Standards

CE, UL & ULC recognised