logo

Original Foxboro SRD991 Digital Valve Positioner Profibus PA HART 7 Valve Controller for Oil Gas Industry

1
MOQ
US $1650.00 - 1880.00/ Set
preço
Original Foxboro SRD991 Digital Valve Positioner Profibus PA HART 7 Valve Controller for Oil Gas Industry
Características Galeria Descrição de produto Avaliações e Comentários Peça umas citações
Características
Especificações
Pressão de entrada: 1,4...6 barras
Temperatura do ar ambiente para funcionamento: -40...80 °C (-40...176 °F)
Protocolo de porta de comunicação: HART, 4...20 mA Profibus FOUNDATION fieldbus
Grau do IP de proteção: IP66
Pressão Máxima: 6 bar, 90 psi
Operação pneumática: Ação simples, ação dupla
Faixa de curso: 8...260mm
Informação básica
Marca: Foxboro
Número do modelo: SRD991
Condições de Pagamento e Envio
Detalhes da embalagem: Caixa de papelão/caixa de madeira
Tempo de entrega: 6-8 semanas
Termos de pagamento: T/T
Habilidade da fonte: 2.000 conjuntos por ano
Descrição de produto
Product Overview

The Foxboro SRD991 intelligent positioner offers advanced control for pneumatic actuators with microprocessor-based operation and HART communication. It provides accurate positioning, self-diagnostics, and easy local operation through its graphical display and three push buttons. The positioner is well-suited for demanding process environments where reliability, diagnostics, and straightforward maintenance are important.

Technical Specifications
Parameter Specification
Input Signal 4–20 mA DC
Communication HART
Supply Air Pressure 1.4 – 6 bar (up to 7 bar with spool valve)
Stroke Range 8 – 260 mm with standard lever
Rotary Range Up to 95°
Linearity < 0.4% of travel span
Hysteresis < 0.3% of travel span
Sensitivity < 0.1% of travel span
Operating Temperature –40 °C to +80 °C
Enclosure IP65 / NEMA 4X
Action Single or double acting
Application Industry
  • Petrochemical and chemical processing
  • Power plants
  • Oil & gas facilities
  • Industrial automation
  • Valve control in harsh environments
Common Problems & Solutions
  • Problem: Complex configuration → Solution: Local keys and graphical LCD for easy setup
  • Problem: Air supply issues → Solution: Low air consumption and recommended filter use
  • Problem: Valve diagnostics needs → Solution: Built-in self-diagnostics and status messages
Replacement Models
  • Previous generation Foxboro positioners
  • SRD960 for simpler applications
Why Buy From Us
  • Authentic Foxboro SRD991 positioner
  • Good value with technical support
  • Assistance with installation and calibration
  • Spare parts and service support
Stock & Delivery Time
  • Standard models: 6–12 weeks
  • Configured or certified versions: 8–16 weeks
RFQ Form

Please provide:

  • Valve actuator details (type and travel)
  • Communication requirements
  • Supply air pressure
  • Hazardous area classification
  • Quantity & delivery timeline
Avaliações e Comentários

Classificação geral

5.0
Com base em 50 avaliações para este fornecedor

Instantâneo de classificação

A seguir está a distribuição de todas as classificações
5 estrelas
100%
4 estrelas
0%
3 estrelas
0%
2 estrelas
0%
1 estrelas
0%

Todos os comentários

Y
Yusup Komarudin
Indonesia Oct 8.2025
We purchased several AUMA for our power plant maintenance. The quality is reliable, and their team gave us very clear technical guidance.
A
Alaim Alves
Brazil Jul 12.2025
ok
A
Annie Dowson
United Kingdom Jul 1.2025
The product quality is excellent. You have been a supplier I have trusted for many years, and you have consistently provided me with reliable supply support. Thank you very much for your continued service and cooperation.
Produtos recomendados
Entre em contato conosco
Pessoa de Contato : Mr. Edward Zhao
Telefone : +8615000725058
Caracteres restantes(20/3000)