9905-211 | Woodward | Digital Speed Control 0-20 MA
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Sku:9905-211
Country Of Origin: USA
Vendor: Woodward
Type: Speed Control
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Product description
Overview
The Woodward 9905‑211 is part of the 701 Digital Speed Control series, designed for reciprocating engines in mechanical drive or generator set applications. It provides closed-loop digital speed regulation, accepts magnetic pickup (MPU) speed input, and operates with a low-voltage power supply.
Technical Specifications
Series: 701 Digital Speed Control
Part Number: 9905‑211
Speed Input: Magnetic pickup (MPU)
Power Supply: Low-voltage (18–40 VDC, nominal 24/32 VDC)
Actuator Current Output: 0–200 mA
Speed Range: 8–2100 rpm (≥60 Hz from MPU)
Nominal Power Consumption: 8 W at rated voltage
Discrete Inputs: Raise Speed, Lower Speed, etc. (10 mA at nominal voltage)
Signal References: Remote speed (4–20 mA), internal speed for local control, auxiliary voltage for load sharing
Construction: Single PCB in sheet-metal chassis
Connections: Two terminal strips and one 9-pin subminiature D connector
Installation Notes
Requires magnetic pickup sensor for speed input (≥60 Hz)
Connect actuator wiring according to rated current (0–200 mA)
Ensure proper grounding and shielding to minimize electrical noise
Commissioning involves calibration of speed reference and load sharing parameters
Discrete inputs must use 24 VDC logic or auxiliary voltage for high-voltage systems
Answer 1: PLC DCS Pro Ltd. collaborates with over 50 countries worldwide. As a leading supplier in China, we can provide significant discounts to customers based on market demand.
Question 2: What Is The Warranty Period?
Answer 2: We offer a standard one-year warranty for all new and original items.
Question 3: What Payment Methods Do We Accept?
Answer 3: We accept 100% T/T (Telegraphic Transfer) before shipping. For items with a lead time, a 30% deposit is required in advance, with the remaining 70% balance due before shipping. If you have an agent in China, please contact us for RMB transfer.
Question 4: What Shipping Methods Do We Use?
Answer 4: We primarily utilize carriers such as FedEx, DHL, UPS, BRE, etc. If you have an account with any of these carriers, you can arrange the shipping yourself. Additionally, we offer free shipping to China freight forwarders.
Question 5: What Is Our Delivery Time?
Answer 5: Typically, delivery takes around 1-3 days after receiving the advance payment. For items with a quoted lead time, delivery will occur as per the specified lead time.
Question 6: How Do We Package The Goods?
Answer 6: Our packaging process involves multiple layers of protection. Initially, the product is placed in its original box, sealed with a label. Then, we add a layer of bubble wrap to safeguard against collisions during transportation. Finally, all products are securely packed in sturdy boxes for further protection.
Question 7: How Can Customers Contact Us And Request A Quote?
Answer 7: Customers can inquire via email, WhatsApp, WeChat, Skype, or any preferred communication platform. Simply reach out to us, and we'll promptly provide a quote tailored to your needs.
Warranty Conditions
At PLC DCS Pro Ltd., we are committed to ensuring the quality of our products. Our one-year warranty provides coverage for any defects in material or workmanship, excluding damages caused by deliberate misuse.
🛡️Coverage Details:
This warranty encompasses all instances of product malfunction or failure due to inherent manufacturing flaws, with the exception of intentional damage.
📝Claim Process:
To avail of warranty services, please notify us of any quality-related issues within the warranty period. We may conduct online troubleshooting and examination as needed.
🚚Shipping Assistance:
We understand the importance of prompt service. Therefore, we cover return shipping costs for warranty-related returns within the first month of supply. Within three months of supply, we cover one-way shipping costs for warranty-related returns. After three months, the customer is responsible for shipping costs both ways.
🚫Exclusions:
Unauthorized modifications, repairs, or misuse of the product.
