Watlow F4T Key Features and Options 1/4 DIN Process Controller

Key Features and Options

• 1 to 4 control loops with TRU-TUNE+ adaptive

control algorithm for superior controllability

• 40 profiles for ramp and soak

• Ethernet Modbus® TCP connectivity

• Multiple high-speed USB host ports

• Over/under-temperature limits for safety shutdown

• Universal, thermistor and ac current measurement inputs

• Inputs and outputs expandable from 1 to 36

• SENSOR GUARD prevents unplanned process shutdowns and

product loss by switching to a backup sensor if the primary

sensor fails

• High current outputs for up to 10A heaters or other loads

• Programmable timers, counters, math and logic

• Temperature, cascade, altitude, relative humidity, compressor

algorithms and Vaisala® humidity compensation

• Sequencer start-up and control

• Retransmit and remote set point

• USB configuration port

• Configuration settings can be stored and recalled

• Removable modules and connectors

• Front-panel mount and flush mounting options

• Right angle and front-screw terminal options

• UL® listed, CSA, CE, RoHS, W.E.E.E., FM

Common Specifications

Line Voltage/Power

• Data retention upon power failure via nonvolatile memory

Functional Operating Range

• Type J: -346 to 2192°F (-210 to 1200°C)

• Type K: -454 to 2500°F (-270 to 1371°C)

• Type T: -454 to 750°F (-270 to 400°C)

• Type E: -454 to 1832°F (-270 to 1000°C)

• Type N: -454 to 2372°F (-270 to 1300°C)

• Type C: 32 to 4200°F (0 to 2315°C)

• Type D: 32 to 4200°F (0 to 2315°C)

• Type F: 32 to 2449°F (0 to 1343°C)

• Type R: -58 to 3214°F (-50 to 1767°C)

• Type S: -58 to 3214°F (-50 to 1767°C)

• Type B: 32 to 3300°F (0 to 1816°C)

• RTD (DIN): -328 to 1472°F (-200 to 800°C)

• Process: -1999 to 9999 units

Calibration Accuracy

• Calibration accuracy and sensor conformity: ±0.1% of

span, ±1°C at the calibrated ambient temperature and

rated line voltage

• Types R, S, B: ±0.2%

• Type T below -50°C: ±0.2%

• Calibration ambient temperature at 77°F ±5°F (25°C ±3°C)

• Accuracy span: 1000°F (540°C) min.

• Temperature stability: Typical ±0.1°F/°F (±0.1°C/°C) rise in

ambient max.

Configuration Diagnostics

• Indicates if modules present match the expected

configuration settings

USB Device Port (Coming soon, consult factory

for availability.)

• Version: USB 2.0 full-speed

• Connector: USB Mini Type B, 5 position

• Recognized as a mass storage device/serial

communications

• Driver for Microsoft® Windows® 7 and Windows® 8

USB Host Port

• Total of 2 available

• Version: USB 2.0 hi-speed

• Connector: USB Type A, high-retention

• Flash drive must be FAT32 file system

• Max. current 0.5A/port

System Configuration Requirements

• F4T has 6 slots for flex modules (FM)

• EIA-232/485 Modbus® RTU flex module, if used, must occupy

slot 6 location

• A maximum of two 10A SSR FM modules can be used in the F4T

and each will require space for 2 slots. Valid in slots 1. 2. 4 or 5

Wiring Termination—Touch-Safe Terminals

• Right-angle and front-screw terminal blocks for input, output

and power supply connections

• Input, output and power terminals: touch safe, removable,

12 to 30 AWG