Watlow Series F4P Temperature/Process Controller

Watlow Series F4P Temperature/Process Controller

Product basic information and positioning

1. Core positioning and system role

The Watlow Series F4P is a 1/4 DIN (96 × 96mm) industrial grade temperature/process controller with core functions of high-precision parameter measurement and closed-loop control. It can operate independently or be integrated into automation systems, and is suitable for heating, cooling, pressure regulation, and other scenarios. Its core value lies in balancing basic control (such as switch control, PID regulation) with advanced extended functions (cascade control, proportional control), supporting single loop independent control or multi module collaboration, and widely used in semiconductor manufacturing, chemical industry, food processing, HVAC and other fields.

2. Basic specifications and environmental adaptability

(1) Physical and Power Supply Specifications

Project parameter description

Installation method: Panel installation (in accordance with DIN standards) requires reserved panel openings of 92-93mm, vertical installation, to avoid horizontal/inclined installation affecting heat dissipation; Supports NEMA 4X/IP65 protection (requires correct tightening of gaskets, screw torque to ensure clearance ≤ 0.508mm)

The external dimensions are 96mm (width) x 96mm (height) x 97mm (depth), with a weight of approximately 450g. Maintenance space needs to be reserved for top/bottom ≥ 17.6mm and front ≥ 16mm

Power supply requirements: 100-240V AC (50/60Hz) or 24-28V AC/DC Class 2/SELV certified power supply, maximum power consumption of 39VA, supporting Semi F47-0200 voltage drop standard (keep running during voltage drop)

Wire specifications support 12-22 AWG single/multi strand copper wire stripping length of 7-10mm, terminal torque of 0.5-0.6 Nm, to avoid damage to terminals due to over tightening

(2) Environmental and Certification Standards

Environmental parameters: operating temperature 0-65 ° C (non condensing), storage temperature -40-70 ° C, relative humidity 0-90% RH (non condensing), vibration level IEC 60068-2-6 (10-500Hz, 2G), impact level IEC 60068-2-27 (15G, 11ms).

Certification qualifications: UL 916, EN 61010-1, CE (EMC/Low Voltage Directive), Class 1 Div. 2 (optional), Groups A-D， Temperature code T4), RoHS, WEEE, some models have passed FM certification.

Warranty policy: 3-year warranty, covering manufacturing defects, excluding faults caused by transportation damage, human misuse, or unauthorized modification; Returns need to apply for an RMA number from Watlow in advance, providing the product model, serial number, and fault description.

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Core functions and technical features

1. Input/output capability (core control interface)

(1) Input type and specifications

The F4P controller input is divided into general analog input and digital input. The advanced model (F4P _ - _ AB - _ _) supports 2-3 analog inputs and is suitable for multi parameter acquisition scenarios:

Input type quantity, key parameter configuration points, applicable scenarios

Universal Analog Input (Basic Version) 1-channel - Thermocouple: Supports 11 types of J/K/T/N/C/E/PTII/D/B/R/S, with cold end compensation accuracy of ± 0.1 ° C

-RTD: 2-3 wire 100 Ω platinum resistor, supports JIS/DIN curve, wire resistance compensation (≤ 10 Ω)

-Process signals: 0-10V DC (input impedance 20k Ω), 1-5V DC, 0-20mA DC (input impedance 100 Ω), 4-20mA DC, 0-50mV DC (input impedance 20M Ω)

-Sampling rate: 20Hz (input 1), 10Hz (input 2-3) requires configuring "Sensor" (sensor type), "Tipo" (linearization curve), "Decimal" (decimal places), "Escala baja/ata" (range), temperature, pressure, flow rate and other continuous parameter collection in "P á gina Configuraci ó n>Entrada anal ó gica x", such as industrial furnace temperature and pipeline pressure monitoring

General Analog Input (Advanced Edition) 2-3 channels, the same as the Basic Edition, supports input isolation (to avoid grounding loops), can be configured as remote set points, cascade control internal loop input needs to distinguish "Control" parameters (such as "Normal", "Cascada", "Relaci ó n"), input 2-3 only supports partial sensor types (such as RTD, process signals) multi parameter collaborative control, such as cascade control external loop (process temperature) and internal loop (heat source temperature) acquisition

4-channel digital input - supports dry contact/DC voltage input: dry contact closing resistance<50 Ω (valid), open circuit resistance>100k Ω (invalid); DC voltage low state<2V, high state>3V

-Response frequency: 10Hz, supports "Estado Bajo/Alto" (effective level), "Flanco Ascendante/Ascendante" (trigger edge) configuration in "P á gina Configuraci ó n>Entrada digital x", sets "Funci ó n" (functions such as triggering alarms, switching setpoints), "Condici ó n" (effective conditions), "Activate Mensaje" (associated static messages), external status feedback (such as equipment door switches, limit signals), control triggering (such as manual start stop signals)