Parametrii de bază & Ghid de selecție
PF083A is an 8-pin round relay socket, originally designed by OMRON. It is widely compatible with various industrial relays, supports DIN rail mounting, and is equipped with screw terminal connections.
- Specificații de bază
| Parametru | Valoare | Observații |
| Cantitatea pin | 8 ace (round) | Compatible with standard 8-pin relays |
| Tip de montare | DIN Rail / Surface Mount | Fits 35mm standard DIN rail |
| Tip terminal | Screw type (captive clamp) | Anti-loosening captive wire clamp design |
| Curent nominal | 12O (IEC Standard) | Marked 10A@300VAC by partial manufacturers |
| Tensiune nominală | 300VAC (IEC Standard) | Insulation voltage>5kV |
| Wire Range | 0.5-2.5mm² (AWG 20-14) | Stripping length: 6-7mm |
| Screw Torque | Max. 0.8Nm | Prevent wiring looseness |
| Ingress Protection | IP20 | Finger touch protection for terminals |
| Dimensiuni | 41×21×52mm (L×A×A) | Standard industrial size |
| Greutate | 44g (Original OMRON) | Slight differences among brands |
| Material | Flame-retardant PA66+GF (Class V0) | High temperature & aging resistance |
| Rezistenta de izolare | ≥1000MΩ @ DC500V | Insulation performance between terminals |
| Rezistenta la Tensiune | AC2000V, 1 minut | Dielectric strength test between terminals |
- Main Models & Diferențele
| Model | Caracteristici | Scenarii de aplicare |
| PF083A | Tip standard, front screw connection | General industrial control |
| PF083A-E | Finger touch protection structure | Occasions with high safety requirements |
| PF083A-D | Captive clamp screw terminals | Firm wiring and vibration resistance |
- Compatible Relay Models
The PF083A socket features high compatibility and fits the following mainstream brands and series:
- OMRON: MK2/MKS2 Series, 61F Series, G3B Series, MKS Series
- Domestic General Models: DH48S Series, ST3PA/ST3PC/ST3PF Series
- Panasonic: AH3 Series
- Schneider Electric: ST3P Series
- Alţii: MK2PD-I, MK2PD-S, MK2P-I, MK2PND-I, etc.
- Instalare & Operation Guidelines
- Etape de instalare
Snap-on design for direct mounting on 35mm standard DIN rail
Ensure full and firm engagement between socket and rail without looseness
Cut off power supply before wiring; connect wires according to terminal markings
- Specificații de cablare
Control wire stripping length within 6-7mm to avoid excessive exposed conductors
Screw torque shall not exceed 0.8Nm to prevent terminal damage
Do not use wires over 2.5mm² under rated current for optimal heat dissipation
- Recomandări de întreținere
Regularly check terminals for loose connections
Avoid long-term operation in humid and dusty environments
Disconnect power before replacing relays; pull out vertically to prevent pin bending
- Marca & Procurement Information
Original Manufacturer: OMRON, Part No. PF 2004D, Package: 50 pcs/box
Alternative Brands: Hammerhead Industrial, Meba Electric, TENSE and more with cost-effective pricing
Gama de prețuri: Intern: CNY 10–15/pc; Original OMRON: CNY 25–30/pc
- Sugestii de selecție
- For original OMRON relays, prioritize PF083A-E or PF083A-D for optimal compatibility and safety.
- For domestic general relays, standard PF083A meets requirements with higher cost performance.
- For vibration-intensive environments, select PF083A-D with captive clamp terminals for more stable wiring.
With strong versatility, easy installation and reliable performance, the PF083A socket is a standard matching base for 8-pin relays in industrial automation, widely used in machine tool control, electrical cabinets, automated production lines and other fields.
OMRON Relay Model List & Accessory Specification (PF083A Compatible Included)
- Core Relay Series List
1.1 8-Pin Round Plug-in Power Relays (PF083A Compatible)
| Serie | Model Example | Configurare contact | Curent nominal | Tensiunea bobinei | Caracteristici cheie |
| MK2/MKS2 | MK2P-I, MK2PD-S, MK2PND-I, MKS2P, MKS2PNV | 2NU+2NC (8-Pin) | 10A@250VAC | AC110V/220V, DC24V, etc. | Standard 8-pin design, PF083A compatible, Indicator LED / diode optional |
| 61F | 61F-G3, 61F-GP, 61F-G | 2NU+2NC (8-Pin) | 10A@250VAC | AC110V/220V, DC24V | Dedicated for liquid level controllers, fully compatible with PF083A |
| G3B/G3BD | G3B-210B, G3BD-210B | 2NU+2NC (8-Pin) | 10A@250VAC | DC12V/24V, AC24V/110V | Solid state relay, PF083A mountable, contactless design |
1.2 Miniature Power Relays (MY Series)
| Serie | Model Example | Configurare contact | Curent nominal | Socket Model | Observații |
| MY2 | MY2N-J, MY2Z, MY2ZN | 2NU+2NC (8-Pin) | 5A@250VAC | PYF08A-E, PY08 | Most commonly used miniature relay, partial replacement for MK series |
| MY3 | MY3N, MY3Z, MY3ZN | 3NU (11-Pin) | 5A@250VAC | PYF11A, PY11 | 3-pole design for three-phase control |
| MY4 | MY4N, MY4Z, MY4ZN | 4NU (14-Pin) | 5A@250VAC | PYF14A-E, PY14 | 4-proiectarea stâlpului, ideal for multi-circuit control |
| MYK | MY2K, MY4K | 2NU+2NC / 4NU | 5A@250VAC | PYF08A-E, PYF14A-E | Latching type, power-off state retention |
1.3 Heavy-Duty Power Relays (LY Series)
| Serie | Model Example | Configurare contact | Curent nominal | Socket Model | Aplicație |
| LY2 | LY2N-J, LY2Z, LY2ZN | 2NU+2NC (8-Pin) | 10A@250VAC | PTF08A-E, PT08 | Main circuit control for industrial equipment |
| LY3 | LY3N, LY3Z | 3NU (11-Pin) | 10A@250VAC | PTF11A, PT11 | Three-phase motor control |
| LY4 | LY4N, LY4Z | 4NU (14-Pin) | 10A@250VAC | PTF14A-E, PT14 | Multi-circuit control for large equipment |
1.4 Signal Relays (G Series)
| Serie | Model Example | Configurare contact | Curent nominal | Tip de montare | Caracteristici |
| G6B | G6B-1174P-US | 1NU+1NC (8-Pin) | 2A@250VAC | PCB / Socket Mount | Ultra-compact, consum redus de energie |
| G6C | G6C-1114P-US | 1NU+1NC (8-Pin) | 2A@250VAC | PCB / Socket Mount | Latching type, power-off retention |
| G6D | G6D-1A-ASI | 1NU (5-Pin) | 3A@250VAC | PCB Mount | Compact high-capacity signal switching |
| G6S | G6S-2F-ASI | 2NU (8-Pin) | 2A@250VAC | PCB Mount | High insulation, space-saving |
1.5 General-Purpose Relays (G2R Series)
| Serie | Model Example | Configurare contact | Curent nominal | Socket Model | Observații |
| G2R | G2R-1-S, G2R-2-S | 1NU / 2NU (8-Pin) | 10A@250VAC | P2RFZ-08-E, P2RF-08 | DIN rail mount, high cost performance |
| G2RV-ST | G2RV-ST201 | 2NU+2NC (8-Pin) | 10A@250VAC | P2RFZ-08-E | Slim I/O relay, space efficient |
- PF083A Socket Series & Accessory Details
2.1 PF083A Core Models & Diferențele
| Model | Caracteristici | Tip de montare | Tip terminal | Compatible Products | Gama de prețuri |
| PF083A | Standard, black housing | DIN Rail / Surface | Screw type (captive clamp) | MK2/MKS2, 61F, G3B | CNY 25–30/pc (Original) |
| PF083A-E | Finger touch protection | DIN Rail / Surface | Screw type | MK2/MKS2, 61F, G3B | CNY 28–32/pc (Original) |
| PF083A-D | Captive clamp terminals, vibration resistant | DIN Rail / Surface | Reinforced screw type | MK2/MKS2 (vibration environment) | CNY 30–35/pc (Original) |
2.2 Supplementary Technical Parameters of PF083A
| Parametru | Valoare | Observații |
| Compatible Pin | 8 round pins (φ2.3mm) | Standard pitch: 12.7mm |
| Curent nominal | 12O (IEC 61810-1) | Conform standardelor internaționale de siguranță |
| Tensiune de izolație | ≥5000V | Withstand voltage between coil and contacts |
| Temperatura de operare | -25℃ ~ +70℃ | Industrial environmental adaptability |
| Flame Retardant Grade | UL94 V0 | High safety fireproof material |
2.3 PF083A Matching Accessories
| Accessory Name | Model | Funcţie | Aplicație |
| DIN Rail Fastening Clip | PF-CLIP | Strengthen connection between socket and rail | Severe vibration environments |
| Dust Cover | PF-COVER | Terminal protection against dust & moisture | Harsh installation conditions |
| Marking Strip | PF-LABEL | Terminal marking for easy maintenance | Multi-loop control systems |
| Terminal Protection Shield | PF-GUARD | Anti-contact protection, improved safety | Frequent human-machine interaction areas |
- Priză & Accessory Correspondence for Other Series
| Relay Series | Recommended Socket | Tip de montare | Tip terminal | Curent nominal |
| MY Series | PYF08A-E (8-Pin), PYF14A-E (14-Pin) | DIN Rail | Screw type | 5O |
| LY Series | PTF08A-E (8-Pin), PTF14A-E (14-Pin) | DIN Rail | Screw type | 10O |
| G2R Series | P2RFZ-08-E (8-Pin), P2RFZ-14-E (14-Pin) | DIN Rail | Screw type | 10O |
| Time Relay | P7SA-14F (14-Pin), P7SA-08F (8-Pin) | Surface Mount | Screw type | 5O |
| Solid State Relay | G32A-B (8-Pin), G32A-C (14-Pin) | DIN Rail | Screw type | 10O |
- Selecţie & Procurement Guide
4.1 PF083A Selection Key Points
Compatibilitate: Priority for MK2/MKS2, 61F liquid level controllers and G3B solid state relays.
Siguranţă: Choose PF083A-E with finger touch protection for high-safety scenarios.
Environmental Resistance: Adopt PF083A-D captive clamp terminals for vibration working conditions.
Cost Efficiency: Domestic alternatives at CNY 10–15/pc for budget projects.
4.2 Procurement Notes
OMRON Original Packaging: PF083A series, 50 pcs per box, Comanda nr. PF 2004D.
Certificare: Select CE & UL certified products for industrial applications.
Inventory Suggestion: Reserve 10% spare parts according to project scale.
- Quick Reference Chart (PF083A Compatible Models)
| Relay Series | Compatible Model Example | Configurare contact | Curent nominal | Coil Voltage Options |
| MK2 | MK2P-I, MK2PD-S, MK2PND-I | 2NU+2NC (8-Pin) | 10O | AC110V/220V, DC24V |
| MKS2 | MKS2P, MKS2PNV, MKS2PD | 2NU+2NC (8-Pin) | 10O | AC110V/220V, DC24V |
| 61F | 61F-G3, 61F-GP, 61F-G | 2NU+2NC (8-Pin) | 10O | AC110V/220V, DC24V |
| G3B | G3B-210B, G3B-2104P | 2NU+2NC (8-Pin) | 10O | DC12V/24V, AC24V/110V |
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