VIOX FCT18-B/Bt Off-Delay Timer Relay na may Retrigger Control Signal

Panimula

The VIOX FCT18-B/Bt is a high-performance interval relay with retrigger control signal designed for precise timing applications in industrial environments. As a professional-grade off-delay timer relay, it offers exceptional reliability, accuracy, and versatility for controlling machinery, equipment, and automated processes across various industries.

What Are Off-Delay Timer Relays?

Timer relays are essential components in industrial control systems that provide simple, reliable, and economical timing solutions. The off-delay timer relay, specifically, maintains its output during the input signal and continues for a predetermined time after the input signal stops. This functionality is crucial for applications requiring controlled shutdown sequences, cooling periods, or continued operation after trigger events.

Key Benefits of Off-Delay Timer Relays

• Controlled Shutdown: Ensures equipment powers down safely and in the correct sequence
• Extended Operation: Maintains power to components after the initial signal ends
• Timing ng Proseso: Provides precise timing intervals for critical industrial processes
• Proteksyon ng Kagamitan: Prevents damage from sudden power interruptions

VIOX FCT18-B/Bt Series Features

The FCT18-B/Bt series represents VIOX’s commitment to providing high-quality timing solutions with exceptional performance characteristics:

Maraming Nagagawang Pag-andar ng Timing

The FCT18-B/Bt offers two distinct timing modes:

1. B: OFF-delay – Standard off-delay function that maintains output for a preset time after trigger signal ends
2. Bt: OFF-delay + instantaneous – Combines off-delay functionality with instantaneous output contacts

Pambihirang Kakayahang umangkop sa Saklaw ng Oras

With time settings spanning from 0.1 seconds to 100 days, the FCT18-B/Bt can accommodate virtually any industrial timing requirement:

• 0.1-1s: Para sa mga application ng mabilis na cycle na nangangailangan ng tumpak na timing ng maikling tagal
• 1-10s: Tamang-tama para sa karaniwang mga prosesong pang-industriya na panandalian
• 0.1-1m: Perpekto para sa kontrol ng proseso na nakabatay sa minuto
• 1-10m: Angkop para sa mas mahabang mga ikot ng proseso
• 0.1-1hr: Para sa oras-oras na pag-ikot ng aplikasyon
• 1-10hr: Pinalawig na oras-based na kontrol sa timing
• 0.1-1day: Pang-araw-araw na cycle na kontrol para sa mga pinahabang proseso
• 1-10 araw: Multi-day timing para sa mga prosesong pangmatagalan
• 3-30 araw: Mga buwanang cycle na aplikasyon
• 10-100 araw: Pinahabang oras ng tagal para sa mga pana-panahong aplikasyon

Precise Ratio Settings

Fine-tune your timing requirements with ratio settings from 10% to 100% in 5% increments:

Teknikal na Pagtutukoy

Pagtutukoy	FCT18-B1	FCT18-B2	FCT18-Bt
Input Terminal	A1-A2	A1-A2	A1-A2
Saklaw ng boltahe	AC 230V / DC24V / AC/DC 12-240V	AC 230V / DC24V / AC/DC 12-240V	AC 230V / DC24V / AC/DC 12-240V
Pagkonsumo ng kuryente	AC 3.5VA/ DC 2.0W	AC 3.5VA/ DC 2.0W	AC 3.5VA/ DC 2.0W
Pagpapahintulot sa boltahe	-15% ~ +10%	-15% ~ +10%	-15% ~ +10%
Indikasyon ng supply	Berdeng LED	Berdeng LED	Berdeng LED
Indikasyon ng relay	Pulang LED	Pulang LED	Pulang LED
Mga hanay ng oras	0.1s-100 araw	0.1s-100 araw	0.1s-100 araw
Pagtatakda ng oras	pindutan	pindutan	pindutan
Paglihis ng oras	0.1%	0.1%	0.1%
Ulitin ang katumpakan	0.5%	0.5%	0.5%
Koepisyent ng temperatura	0.05%/°C, sa=20°C (0.05%/°F, =68°F)	0.05%/°C, sa=20°C (0.05%/°F, =68°F)	0.05%/°C, sa=20°C (0.05%/°F, =68°F)
Output contact	1*SPDT	2*SPDT	1*SPDT+1*SPDT
Na-rate ang kasalukuyang	1*16A	2*16A	2*16A
Buhay na mekanikal	1*10⁷	1*10⁷	1*10⁷
Buhay ng kuryente	1*10⁵	1*10⁵	1*10⁵
Temperatura sa paligid	-20 … +60°C / -40 … +85°C	-20 … +60°C / -40 … +85°C	-20 … +60°C / -40 … +85°C
Pag-mount	DIN rail EN/IEC 60715	DIN rail EN/IEC 60715	DIN rail EN/IEC 60715
Rating ng IP	IP20	IP20	IP20
Haba ng stripping	7mm (0.28in)	7mm (0.28in)	7mm (0.28in)
Naka-install na altitude	≤2200m	≤2200m	≤2200m
Antas ng polusyon	2	2	2
Max na laki ng cable	AWG13-20 0.4N·m	AWG13-20 0.4N·m	AWG13-20 0.4N·m
Dimensyon	90mm×18mm×64mm	90mm×18mm×64mm	90mm×18mm×64mm
Timbang	mga 90g	mga 90g	mga 90g
Mga pamantayan	GB/T 14048.5, IEC60947-5-1, EN6812-1	GB/T 14048.5, IEC60947-5-1, EN6812-1	GB/T 14048.5, IEC60947-5-1, EN6812-1

Mga Opsyon sa Output

The FCT18-B/Bt series offers multiple output configurations to match your control requirements:

• FCT18-B1: 1CO contact (1×SPDT)
• FCT18-B2: 2CO contacts (2×SPDT)
• FCT18-Bt: 1CO contact + 1 instantaneous contact (1×SPDT + 1×SPDT)

Control Signal Options

• N: NPN control signal
• P: PNP control signal

Common Industrial Applications for Off-Delay Timer Relays

Timer relays like the FCT18-B/Bt provide critical timing functions across numerous industrial applications:

Kontrol sa Pag-iilaw

Off-delay timer relays enable the delayed switching of multiple rows of lamps in production facilities or greenhouses, ensuring proper illumination cycles and energy efficiency.

Motor Control

Star-delta motor starting with changeover delay helps reduce starting current and prevents interphase short-circuits, protecting valuable equipment and extending motor life.

Cyclic Operations

Manage the weekly startup of fans to prevent machinery from sticking, or control the flushing of pipes to keep them clear—ideal for maintenance automation.

Mga Karagdagang Aplikasyon

• Control panels: Sequence operations with precise timing
• Pump controls: Prevent dry running and manage fluid levels
• Mga kasangkapan sa makina: Control operational sequences
• Automatic doors: Manage opening/closing cycles
• Car park barriers: Regulate traffic flow
• Compressor controls: Optimize pressure cycles
• Mga sistema ng transportasyon: Synchronize movement
• Industrial refrigeration: Manage defrost cycles
• Packaging machines: Control product handling
• Baking ovens: Manage temperature cycles
• Water and wastewater: Control treatment processes
• Wind energy: Synchronize turbine operations
• Industrial cleaning: Automate cleaning sequences

Advantages of the VIOX FCT18-B/Bt Off-Delay Timer Relay

Maraming gamit na Power Supply

With a wide power supply range from 12 to 240 VAC/DC, the FCT18-B/Bt can be integrated into virtually any electrical system without requiring additional power converters.

User-Friendly Setup

Installation is simplified with clear wiring diagrams on the side of the product, reducing setup time and minimizing the risk of connection errors.

Exceptional Accuracy

With a time error less than 0.5%, time deviation of 0.1%, and repeat accuracy of 0.5%, the FCT18-B/Bt delivers the precision timing required for critical industrial processes.

Industrial-Grade Reliability

The strong anti-interference capability ensures consistent operation even in electrically noisy industrial environments where electrical spikes and surges are common.

Compact na Disenyo

With dimensions of 90mm×18mm×64mm, the FCT18-B/Bt offers substantial functionality in a compact package, saving valuable space in control panels and electrical enclosures.

Indikasyon ng Visual na Katayuan

• Berdeng LED: Supply indication
• Pulang LED: Relay activation indication

Mga Tampok ng Pagsubaybay at Proteksyon

The FCT18-B/Bt timer relay functions as part of a comprehensive control and monitoring system:

Three-phase Voltage Monitoring

• Pagsubaybay sa boltahe ng mobile na tatlong-phase na kagamitan
• Proteksyon ng mga tauhan at instalasyon laban sa pagbabalik ng bahagi
• Monitoring of supply voltage of machines and installations
• Protection against damage caused by unstable supply voltage
• Switching to emergency or auxiliary supply when necessary

Single-phase Current Monitoring

• Pagsubaybay sa kasalukuyang pagkonsumo ng motor
• Pagsubaybay sa mga instalasyon ng ilaw at mga heating circuit
• Pagsubaybay sa labis na karga ng mga kagamitan sa transportasyon
• Pagsubaybay sa mga pang-lock na device, electromechanical brake gear, at mga naka-lock na rotor

Single-phase Voltage Monitoring

• Bilis ng pagmamanman ng DC motors
• Pagsubaybay sa mga boltahe ng baterya at iba pang mga network ng supply

Pagsubaybay sa Antas ng Liquid

• Proteksyon ng mga bomba laban sa dry running
• Proteksyon laban sa pag-apaw ng lalagyan
• Pagkontrol ng mga antas ng likido
• Pagtuklas ng mga tagas
• Kontrol ng mga ratio ng paghahalo

Installation and Setup

Mga Pagpipilian sa Wiring

The FCT18-B/Bt supports both NPN and PNP control signal configurations:

Configuration ng NPN

• Connect Un to power supply
• Connect S to control signal
• Output terminals: 11-14(R1) and 21-24(R2)

Configuration ng PNP

• Connect Un to power supply
• Connect S to control signal
• Output terminals: 11-14(R1) and 21-24(R2)

Dimension Specifications

The compact design allows for easy installation in standard control panels:

• Taas: 90mm
• Lapad: 18mm
• Lalim: 64mm

Gabay sa Pagpili ng Modelo

The FCT18 model designation system allows you to specify exactly the right timer relay for your application:

FCT18- B 1 W N

1. Function: B (Off-delay) or Bt (Off-delay + instantaneous)
2. Type of output: 1 (1CO contact) or 2 (2CO contacts)
3. Supply boltahe: A (AC230V), D (DC24V), or W (AC/DC12-240V)
4. Control signal: N (NPN) or P (PNP)

Quality Standards

The VIOX FCT18-B/Bt is manufactured to comply with international standards:

• GB/T 14048.5
• IEC60947-5-1
• EN6812-1

Konklusyon

The VIOX FCT18-B/Bt off-delay timer relay represents an ideal solution for industrial timing applications requiring precision, reliability, and versatility. With its extensive range of timing functions, exceptional accuracy, and robust design, it delivers consistent performance in demanding industrial environments.

Whether you need precise control of lighting systems, motor starting sequences, or cyclic operations, the FCT18-B/Bt provides the timing functionality required for efficient automation. Its user-friendly setup, compact design, and comprehensive monitoring capabilities make it an essential component in modern industrial control systems.

For applications requiring reliable time-delayed switching to start motors, control loads, or manage processes, the VIOX FCT18-B/Bt off-delay timer relay offers a professional-grade solution that combines performance, durability, and value.