EPRO DF9011 Transient Speed Monitor
$178.00
$390.00
Description
Overview
The EPRO DF9011 is a high-precision transient speed monitoring device engineered for turbines, compressors, pumps, and other high-speed rotating machinery. It provides continuous real-time speed measurements, with programmable overspeed and zero-speed alarms, ensuring reliable machine protection and operational safety across demanding industrial environments. Part of Emerson’s AMS Machinery Health product line, this instrument is designed for accurate, stable performance in power generation, petrochemical, steel, aerospace, paper, and nuclear applications.
Technical Specifications
| Parameter | Specification |
|---|---|
| Power Supply | 85–265 VAC, 50/60 Hz; Max Power: 15 W |
| Sensor Power Output | Selectable ±12–24 V DC, Max 35 mA, with overvoltage and short-circuit protection |
| Signal Input | Minimum amplitude ≥ 100 mV peak-to-peak |
| Teeth Count | Configurable 1–255 teeth |
| Frequency Range | 0–10 kHz measurement range |
| Display | High-visibility red LED, ±1 digit accuracy |
| Relay Outputs | 3 programmable control relays; AC 220V, 2A |
| Operating Temperature | -10°C to +60°C |
| Humidity | ≤95% RH, non-condensing |
| Panel Dimensions | 160 × 80 mm; depth 200 mm |
| Mounting Cutout | 151 ±0.5 × 76 ±0.5 mm |
| Memory | EEPROM for automatic data retention |
| Functions | Overspeed/zero-speed detection, alarm indication, programmable danger thresholds, teeth count, multi-level protection |
Key Features
-
Continuous monitoring of shaft speed with high-precision transient response
-
Overspeed and zero-speed alarm functionality for critical protection
-
Three configurable relays allow multi-level speed control
-
Programmable teeth count, alarm thresholds, and operating ranges
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Bright LED display for easy readout in industrial environments
-
Built-in self-diagnostics and EEPROM memory for operational reliability
Applications
Designed for high-speed machinery in:
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Steam, gas, and hydro turbines
-
Industrial compressors and pumps
-
Petrochemical and chemical processing plants
-
Aerospace engine monitoring systems
-
Paper and steel manufacturing
-
Nuclear power plant turbine monitoring
FAQ
Q: What types of sensors are compatible with the DF9011?
A: The device works with standard eddy current probes or compatible speed sensors capable of generating ≥100 mV p-p signals.
Q: Can this device operate in outdoor environments?
A: Operating temperature is -10°C to +60°C. Proper enclosure is required for outdoor or high-humidity conditions.
Q: How are alarms configured?
A: Relays and alarm thresholds are programmable via the built-in interface, allowing for customized overspeed and zero-speed protection.
Q: Are there similar models?
A: The EPRO DF9010 and DF9012 provide similar speed monitoring functions but differ in relay count and frequency range.
Features
Minimum Order Quantity (MOQ)
We welcome bulk orders and have a minimum order quantity of just one unit.
Certificates and Documentation
Upon request, we can provide all necessary documentation, including Certificates of Origin/Conformance and other required export documents.
Delivery Time
For items in stock, we aim to deliver within 1-3 days after payment confirmation. Items with specified lead times will be delivered according to the quoted schedule.
Payment Methods
We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% due before shipment. For RMB transfers, please contact us if you have an agent in China.
Warranty
We offer a standard one-year warranty on all new and original items. If you require an extended warranty, please contact us for additional cost details.
Refund and Return Policy
Your satisfaction is important to us. If you need to return an item, it must be done within 30 days of the order date. The product must be unused, unopened, and in its original packaging with all accessories included. Refunds are processed within 5-7 business days after we receive the returned item. Please note that shipping and related charges are non-refundable.
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