2PS740.9
Wake Industrial LLC is not an authorized distributor of this product.
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The 2PS740.9 power supply module features a nominal input voltage range of 100 to 240 VAC, overvoltage protection up to 750 V with a duration of 1.3 msec, and maximum current requirements of 1.1 A. Part of the System 2010 Controllers series by B & R Automation, it includes a READY relay for status switching.
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Product Description:
B & R Automation is the manufacturer of 2PS740.9 Controller. This controller is a reliable and efficient solution for industrial automation applications. Belonging to System 2010 Controllers Series, this controller is a compact and durable control system that is designed to control motion.
The 2PS740.9 controller offers a 28 V secondary voltage that can be routed either to the I/O bus or to a 5-pin PHOENIX connector and the toggle switch that determines this path must not be operated while the module is powered. Its AC power input must have a frequency between 47 and 63 Hz which makes the unit compatible with both 50 Hz and 60 Hz systems. The controller is designed with safety in mind which includes a slow-blow fuse (1.6 A, 250 V) to prevent damage from sustained overcurrent, thermal overload protection to shut it down if internal temperatures rise too high. It also comes with current limitations to prevent surges from harming components. If a voltage spike occurs, the unit can handle peaks up to 750 V for a very short duration (1.3 milliseconds) which improves reliability in environments where power fluctuations are common.
The 2PS740.9 controller has the input voltage requirement of 100 – 240 VAC. Several features like overvoltage and overcurrent protection are provided in this model. It is featured with a READY relay with a normally open contact, which signals when the unit is operational and supports 24 VDC or 230 VAC switching voltages. The module is rated for 240 V nominal, it can temporarily tolerate input up to 270 VAC and offers a buffer against unstable power conditions. The 2PS740.9 controller can be ordered from Wake Industrial.
Frequently Asked Questions about 2PS740.9:
Q: How does the overvoltage tolerance benefit the 2PS740.9 controller in power fluctuation zones?
A: The ability to handle up to 270 VAC and 750 V peaks ensures stable operation during surges. This enhances reliability and prevents damage in unstable power environments.
Q: Why is the slow-blow fuse important in the 2PS740.9 controller?
A: The slow-blow fuse protects against sustained overcurrent rather than momentary spikes. It extends the lifespan of internal components during overload scenarios.
Q: What role does the thermal overload protection play in the 2PS740.9 controller?
A: It automatically shuts down the unit during excessive heat buildup. This prevents thermal damage and ensures system safety in high-load applications.
Q: How does the READY relay improve system monitoring in the 2PS740.9 controller?
A: The READY relay provides real-time operational feedback to external monitoring systems. This allows for quick status checks and system-level automation responses.
Q: Why must the toggle switch not be operated under power in the 2PS740.9 controller?
A: Switching the 28 V output under power can cause arcing or circuit damage. It ensures longevity and safety of both controller and connected devices.
