Watlow SERIES CLS200 Specifications

CLS200 Specifications

Operator Interface

• 32-character vacuum fluorescent display

• 8-key keypad to access guided menus and prompts,

enter passkey sequence, set values, switch between

single channel and multiple channel displays

• Controller configuration can be loaded through the

standard serial port

Analog Inputs

• CLS204 4 differential

• CLS208 8 differential

• CLS216 16 single-ended

Noise Rejection

• 120dB at 60Hz

Temperature Coefficient

• 40ppm/°C

Sensors/Inputs

• Thermocouples: user-selectable type, direct connection,

linearization, reference junction compensation, reversed

and shorted thermocouple detection and upscale break

protection with output averaging

• RTD: (CLS204 and CLS208 only) 2- or 3-wire, platinum,

100Ω @ 0°C, DIN 0.003850Ω/Ω/°C curve, user-selectable

range. Two user-selectable ranges offer different

resolutions. Requires scaling resistors. See special/linear

inputs in ordering information.

• Linear: current and voltage signals from linear transmitters

• Pulse input

Input Range and Accuracy

Sensor Range (°F) Range (°C) Accuracy

Type B 150 to 3200°F 66 to 1760°C ±4.0°C

Type E -328 to 1448°F -200 to 787°C ±1.0°C

Type J -350 to 1400°F -212 to 760°C ±1.2°C

Type K -450 to 2500°F -268 to 1371°C ±1.3°C

Type R 0 to 3210°F -18 to 1766°C ±2.8°C

Type S 0 to 3200°F -18 to 1760°C ±2.8°C

Type T -450 to 750°F -268 to 399°C ±1.6°C

RTDs available on CLS204 and CLS208 only.

Sensor Range (°F) Range (°C) Accuracy

RTD1 -148 to 527˚F -100 to 275˚C ±1.1˚C

RTD2 -184 to 1544˚F -120 to 840˚C ±1.6˚C

Note: Accuracy @ 25˚C ambient. Valid for 10 to 100 percent

of span except Type B, which is specified for 800˚F to

3200˚F. RTD is for 100 percent of span.

Linear Voltage and Current Inputs

Requires scaling resistors. See special inputs in ordering

information.

0-20mA(dc)/4-20mA(dc)

0-5VDC

0-10VDC

Other ranges available. Contact factory.

Pulse Input

• One TTL-level square wave input up to 2kHz

Input Sampling Rate at 60Hz

Each channel has the following scans per second:

• CLS204: 6 samples per second (update time: 0.167 sec.)

• CLS208: 3 samples per second, (update time: 0.333 sec.)

• CLS216: 1.5 samples per second, (update time: 0.667 sec.)

Internal Measurement Resolution

• 0.006 percent, greater than 14 bits

Calibration

• Automatic zero and full scale

Digital Inputs

• TTL-level used for selecting recipes or jobs, or R/S triggers

• 8 inputs and 1 pulse input with 50-pin terminal board

option

• 2 inputs and pulse input or 3 inputs with 18-pin terminal

block option

Digital Outputs

• 34 digital outputs are available with 50-pin terminal

board option

• 10 control outputs with 18-pin terminal block option

• 1 or 2 control outputs are user assigned for each loop

• Each control output can be configured for on-off time

proportioning, or distributed zero crossing

• Outputs sink up to 60mA each at 5VDC

• 350mA at 5VDC available from on-board supply

Alarm Outputs

• Independent process and deviation alarms for each

channel

• Alarms can operate any output not used for control

• User-programmable deadband, delay and startup

suppression

• Global alarm output activates when any alarm occurs

• Watchdog output indicates controller is functioning

correctly

Serial Interface

• EIA/TIA-232 or EIA/TIA-485

Baud Rate

• 2400. 9600 or 19200. user-selectable

Communications Protocols

• Form of ANSI X3.28-1976. (D1. F1) compatible with

Allen-Bradley PLC/2

• Modbus® RTU

Line Voltage/Power

• 15 to 24VDC ± 3VDC @ 1A (max.),

300mA (no load)

Agency Approvals

• UL®, C-UL® listed: UL® 61010-1 safety requirements for

measurement, control and laboratory equipment

• CE Mark: See Declaration of Conformity for details