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Specification & Description
Specification | Description |
---|---|
Part Number | RE7MV11BU |
Manufacturer | Schneider Electric |
Product Type | Industrial Timing Relay |
Range of Product | Zelio Time |
Time Delay Type | Asymmetrical On-delay and Off-delay with External Control |
Time Delay Range | 0.05 s to 300 h |
Discrete Output Type | Relay |
Contacts Material | 90/10 Silver Nickel Contacts |
Width Pitch Dimension | 22.5 mm |
Rated Supply Voltage | 110...240 V AC at 50/60 Hz, 24 V AC/DC at 50/60 Hz, 42...48 V AC/DC at 50/60 Hz |
Voltage Range | 0.85 to 1.1 Us |
Connections - Terminals | Screw Terminals, Clamping Capacity: 2 x 1.5 mm² Flexible with Cable End, 2 x 2.5 mm² Flexible without Cable End |
Tightening Torque | 0.6 to 1.1 N.m |
Setting Accuracy of Time Delay | +/- 10 % of Full Scale |
Repeat Accuracy | +/- 0.2 % |
Temperature Drift | < 0.07 %/°C |
Voltage Drift | < 0.2 %/V |
Minimum Pulse Duration | 20 ms |
Reset Time | 50 ms |
Maximum Switching Voltage | 250 V AC/DC |
Mechanical Durability | 20,000,000 Cycles |
Conventional Free Air Thermal Current | 8 A |
Rated Operational Current | <= 2 A DC-13 24 V at 70 °C, <= 3 A AC-15 at 70 °C, <= 0.1 A DC-13 250 V at 70 °C, <= 0.2 A DC-13 115 V at 70 °C |
Minimum Switching Capacity | 12 V / 10 mA |
Input Voltage | < 60 V X1Z2 and Y1Z2 Terminals |
Maximum Switching Current | 1 mA X1Z2 and Y1Z2 Terminals |
Input Compatibility | 3/4 Wires Sensors PNP/NPN without Internal Load, Cable Length: <= 50 m |
Potentiometer Characteristic | Linear 47 kOhm (+/- 20 %), 0.2 W, Cable Length: <= 25 m |
Overvoltage Category | III conforming to IEC 60664-1 |
Rated Insulation Voltage | 250 V between Contact Circuit and Control Inputs, 300 V CSA Certified |
Operating Position | Any Position without Derating |
Surge Withstand | 2 kV conforming to IEC 61000-4-5 level 3 |
Power Consumption in VA | 0.7 VA at 24 V, 1.6 VA at 48 V, 1.8 VA at 110 V, 8.5 VA at 240 V |
Power Consumption in W | 0.5 W at 24 V, 1.2 W at 48 V |
Height | 78 mm |
Width | 22.5 mm |
Depth | 80 mm |
Product Weight | 0.15 kg |
Ambient Air Temperature for Operation | -20 to 60 °C |
Ambient Air Temperature for Storage | -40 to 85 °C |
Relative Humidity | 15 to 85 % (3K3) conforming to IEC 60721-3-3 |
Vibration Resistance | 0.35 mm (f = 10 to 55 Hz) conforming to IEC 60068-2-6 |
Shock Resistance | 15 gn for 11 ms conforming to IEC 60068-2-27 |
IP Degree of Protection | IP20 (Terminals), IP50 (Housing) |
Pollution Degree | 3 conforming to IEC 60664-1 |
Dielectric Strength | 2.5 kV |
Resistance to Electrostatic Discharge | 6 kV (in contact), 8 kV (in air) conforming to IEC 61000-4-2 level 3 |
Resistance to Electromagnetic Fields | 10 V/m conforming to IEC 61000-4-3 level 3 |
Resistance to Fast Transients | 2 kV conforming to IEC 61000-4-4 level 3 |
Disturbance Radiated/Conducted | CISPR 11 group 1 - class A, CISPR 22 - class A |
The Schneider RE7MV11BU is a highly versatile industrial timing relay from the Zelio Time range, designed to cater to a broad spectrum of time delay requirements within industrial applications. This component is adept at managing on-delay and off-delay operations with precision, offering a time delay range from 0.05 seconds to 300 hours, which allows for fine-tuning to meet the specific needs of various processes.
Constructed with robust 90/10 silver nickel contacts, the RE7MV11BU ensures reliable and durable performance in demanding environments. The compact design, with a width pitch dimension of 22.5 mm, makes it suitable for space-constrained installations, while still providing easy access for maintenance and adjustments.
The relay operates with a rated supply voltage of 110 to 240 V AC at 50/60 Hz, 24 V AC/DC at 50/60 Hz, and 42 to 48 V AC/DC at 50/60 Hz, with a voltage range of 0.85 to 1.1 times the rated supply voltage, ensuring compatibility with a wide range of power systems. The screw terminals offer a secure connection, accommodating flexible cables with or without cable ends, and the tightening torque specifications ensure a secure and reliable electrical connection.
Accuracy is a key feature of the RE7MV11BU, with a setting accuracy of time delay at +/- 10% of the full scale and a repeat accuracy of +/- 0.2%, ensuring consistent performance. The relay is also designed to withstand temperature and voltage variations, with less than 0.07% drift per degree Celsius and less than 0.2% drift per volt, respectively.
The relay's mechanical durability is rated at 20 million cycles, and it has a conventional free air thermal current rating of 8 A. It can handle a minimum switching capacity of 12 V / 10 mA and is compatible with 3/4 wire sensors PNP/NPN without internal load, as well as potentiometers with a linear characteristic of 47 kOhm.
For environments where reliability and endurance are paramount, the Schneider RE7MV11BU timing relay is an optimal choice, providing the flexibility and performance required for sophisticated timing operations.
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Frequently Asked Questions
What is the function of this timing relay?
The timing relay is designed for asymmetrical on-delay and off-delay functions with external control. It allows for precise timing control in various industrial applications.
Can this timing relay be used with both AC and DC supply voltages?
Yes, the timing relay is compatible with a range of supply voltages including 110...240 V AC at 50/60 Hz, 24 V AC/DC at 50/60 Hz, and 42...48 V AC/DC at 50/60 Hz.
What are the time delay ranges available with this relay?
The relay offers a wide time delay range from 0.05 seconds up to 300 hours, allowing for versatile use in different timing applications.
What type of output does the relay provide?
The relay provides a discrete output type with relay contacts, suitable for various switching applications.
What is the tightening torque for the screw terminals?
The screw terminals have a clamping capacity with a tightening torque of 5.31...9.73 lbf.in (0.6...1.1 N.m), ensuring secure and reliable connections.
What is the mechanical durability of the relay?
The relay boasts a high mechanical durability with up to 20 million operating cycles, indicating a long service life for industrial use.
What is the minimum switching capacity of the relay?
The minimum switching capacity of the relay is 12 V / 10 mA, making it suitable for low-power signalling circuits.
How does temperature affect the timing accuracy of the relay?
The relay experiences a temperature drift of less than 0.07% per degree Celsius, ensuring stable timing performance over a range of operating temperatures.
What is the IP degree of protection for the relay?
The relay has an IP degree of protection of IP20 for the terminals and IP50 for the housing, providing a degree of protection against solid objects and limited dust ingress.
How does the relay handle power surges?
The relay is designed to withstand power surges, with a surge withstand of 2 kV conforming to IEC 61000-4-5 level 3, offering resilience against voltage spikes.
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