The EPRO A6370D Overspeed Protection Monitor is designed to provide reliable protection for machinery by monitoring rotational speed and triggering safety measures in the event of overspeed conditions. It features a wide range of inputs and outputs for seamless integration into industrial control systems, ensuring operational safety and preventing damage from excessive speed.
Features
Multiple Signal Inputs: Supports Eddy Current, Hall Element, and Magnetic (VR) sensors for a variety of applications.
Digital and Pulse Outputs: Provides short-circuit proof digital and pulse outputs for clear status signals and control actions.
Flexible Communication: Offers USB, RS-485, and Profibus DP options for easy configuration and integration with other industrial systems.
High-Speed Response: Fast reaction times for real-time overspeed detection, with typical reaction times as low as 12.5 ms in automatic mode.
Environmental Protection: Conforms to IP20 for protection against airborne contaminants, ensuring durability in industrial environments.
Detailed Specifications
Electrical and Signal Inputs
Sensor Voltage Supply:
Nominal Supply Voltage: -24.5 V ± 1.5V DC (Short-circuit proof, galvanically separated)
Max. Current: 35 mA
Signal Input (Eddy Current & Hall Element Sensors):
Voltage Range: 0 V to 26 V (+/-)
Protected against reverse polarity
Limit Range: ± 48 V
Frequency Range: 0 to 20 kHz
Input Resistance: 100 kΩ (typical)
Signal Input (Magnetic VR Sensors):
Min. Voltage: 1 Vpp, Max. Voltage: 30 V RMS
Frequency Range: 0 to 20 kHz
Input Resistance: 18 kΩ (typical)
Outputs
Digital Inputs (Backplane):
Number of Inputs: 4 (Galvanically separated with common ground)
Logic Low Level: 0 V to 5 V
Logic High Level: 13 V to 31 V (Open)
Input Resistance: 6.8 kΩ (typical)
Current Outputs (Backplane):
Number of Outputs: 2 (Electrically isolated)
Range: 0/4 to 20 mA or 20 to 4/0 mA
Accuracy: ±1% of full scale
Maximum Load: <500 Ω
Digital Outputs (Backplane):
Number of Outputs: 7 (Short-circuit proof)
Logic Low Level: < 100 mV
Logic High Level: -2 V
Max. Current: 25 mA
Pulse Outputs (Backplane):
Number of Outputs: 3 (Open-Collector-Emitter, Current limited)
Max. Voltage: 31.2 V
Max. Current: 16 mA @ 24 V
Frequency Range: 0 to 20 kHz
Pulse Output (Front Panel):
Voltage: 0 to 5 V TTL Signal
Frequency Range: 0 to 20 kHz
Output Impedance: 10 kΩ (typical)
Sens. Output (Front Panel):
Voltage: 0 to 3.9 V
Factor: 0.15 ± 3%
Frequency Range: 0 to 20 kHz
Output Impedance: 10 kΩ (typical)
Communication and Configuration
USB: Configuration interface (USB type B)
RS-485: Supports up to 32 devices, Baud Rate: 38400, 57600, 115200
Profibus DP (A6370D/DP only): Supports up to 31 devices, data transmission rate up to 12 Mbit/s
Reaction Time
Speed Mode:
Typical Reaction Time at 3000 RPM:
“1x per revolution”: 35 ms
“Automatically”: 12.5 ms
Rotational Direction: < 3 * Period time of input signal + 8 ms
Environmental and General Conditions
Protection Class:
IP20 (rack-mounted), IP00 (otherwise)
Conformal Coating: Resistance to airborne contaminants (ISA-S71.04-1985, Class G3)
Temperature Range:
Operating: -20°C to +65°C (-4°F to 149°F)
Storage: -40°C to +70°C (-40°F to 158°F)
Humidity: 5 to 95%, non-condensing
Vibration: 0.15 mm, 20 m/s², 58 to 62 Hz to 150 Hz (IEC 60068-2-6)
Shock: 100 m/s², 6 ms (IEC 60068-2-27)
Operating Altitude: <5000 m above sea level
Connector Type: F48 female, according to IEC 60603-2, SUB-D 9 and 25 connectors (shielded, screw-lock)
Physical Dimensions
Size:
3RU/42HP
Dimensions: 211 mm x 130 mm x 43 mm (8.31 x 5.12 x 1.70 in)
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.
