To Next PageTo Next Page
Need help?Do you have a question about the SECO-LARM ENFORCER SA-025Q and is the answer not in the manual?
Details the suitability of the SA-025Q timer for security and access control, highlighting auto-sensing and DIP switch programming, along with its main features.
Lists essential technical details including operating voltage, current draw, relay contact rating, operating temperature, and dimensions.
Explains the wiring connections and the functions of each DIP switch for programming timer operations and modes.
Provides instructions on how to set the relay output time using the thumbwheel and DIP switch 4 for seconds or minutes.
Illustrates common applications like momentary trigger, no delay, and swinger eliminator setups with DIP switch settings and actions.
Explains how to use Normally Open (N.O.) and Normally Closed (N.C.) relay outputs for different applications like annunciators or supervisory circuits.
Details a one-second momentary trigger configuration, including DIP switch settings and reset procedures.
Describes how to configure the timer for a latched output, including delayed activation and reset methods.
Explains settings for pulsing or flashing outputs, covering instant/delayed start and specific on/off duration control.
Covers the setup for optional negative or closed-circuit triggers, including the required 1kΩ resistor installation.
Contains critical disclaimers regarding law compliance, Proposition 65 warning, product warranty, and policy on specifications.
The SECO-LARM SA-025Q is a versatile multi-purpose programmable timer module designed for a wide array of security and access control applications requiring timed operations. Its primary function is to provide flexible timing control for various electrical devices, making it an indispensable component in custom security systems, access control setups, and automation projects. The module's design emphasizes ease of installation and configuration, catering to both experienced technicians and those new to programmable timers.
One of the key usage features of the SA-025Q is its broad range of timing capabilities. Users can set the timer duration from as short as 1 second up to a maximum of 60 minutes, offering precise control over the activation or deactivation of connected devices. This flexibility allows for fine-tuning the operational window to meet specific application requirements, whether it's a brief door unlock pulse or an extended alarm activation. The timing can be configured in either seconds or minutes, selectable via a DIP switch, and adjusted with a convenient, round black thumbwheel. This intuitive adjustment mechanism simplifies the process of setting the desired duration, eliminating the need for complex digital interfaces or specialized tools.
The SA-025Q offers multiple triggering options, enhancing its adaptability to different system architectures. It can be triggered by an N.O. (normally open) positive (+) input signal, or by an N.C. (normally closed) negative (-) trigger device. For the latter, an included 1kΩ resistor is required, demonstrating the module's thoughtful inclusion of necessary components for various wiring configurations. Additionally, the unit can be triggered simply by powering it up, providing a straightforward method for applications where the timing cycle should commence immediately upon system activation. This variety of trigger inputs ensures compatibility with a wide range of sensors, switches, and control panels.
Another significant usage feature is the programmable relay output. The relay can be configured to energize either at the start of the timing cycle or at the end, offering distinct operational behaviors. For instance, in an access control scenario, the relay could activate at the start to unlock a door for a set period, or at the end to signal that a specific duration has passed. Furthermore, the relay can be programmed to provide a momentary 1-second output at the end of the timing cycle, which is useful for triggering devices that require a brief pulse. The relay itself is a Form-C type, providing both N.O. and N.C. contacts, which allows for versatile integration into existing circuits, whether they require a contact closure or an open circuit to trigger an action.
The module also supports different output behaviors, including steady-on and pulse/flash modes. This means the relay can either remain continuously activated for the set duration or cycle between on and off states, creating a flashing or pulsing output. This feature is particularly useful for annunciators, warning lights, or other indicators where a visual or audible pulse is desired. The ability to choose between single and repeat timing cycles further expands its utility. In a single timing cycle, the event occurs once per trigger, while a repeat cycle allows for continuous operation as long as the trigger conditions are met.
For enhanced control and system integration, the SA-025Q includes a built-in reset function. This allows for manual interruption and resetting of the timing cycle, providing an override capability that can be crucial in dynamic environments. The module's auto-sensing input voltage (12~24VDC) simplifies power integration, as it automatically adjusts to the supplied voltage within this range, reducing the need for specific power supplies and minimizing installation errors.
Maintenance features are primarily focused on ease of configuration and status indication. All functions are programmed via DIP switches, eliminating the need for jumpers to cut or complex software interfaces. This makes reconfiguring the module straightforward and quick. An integrated LED indicator provides visual feedback, illuminating when the relay is energized. This immediate status indication is invaluable during installation and troubleshooting, allowing installers to quickly verify the module's operational state without additional testing equipment. The compact dimensions and lightweight design also contribute to ease of installation, allowing the module to be mounted discreetly in various enclosures or control panels using the included mounting tape.
The SA-025Q is designed for robust performance in diverse environmental conditions, ensuring reliability in both indoor and outdoor applications (when properly housed). Its low current draw, especially in standby mode, makes it an energy-efficient choice for battery-powered systems or installations where power consumption is a concern. The comprehensive manual, which includes sample applications and detailed wiring diagrams, serves as a valuable resource for installers, guiding them through various setup scenarios and helping them maximize the module's potential. The emphasis on user-friendly programming and clear operational feedback underscores SECO-LARM's commitment to practical and reliable security solutions.
General| Relay Rating | 1A@30VDC |
|---|---|
| Relay Contacts | SPDT |
| Dimensions | 2.36" x 1.57" x 0.9" (60 x 40 x 23 mm) |
| Timer Type | Digital |
| Type | Timer |
| Voltage | 12V DC |
| Operating Voltage | 12~24 VDC |
| Current | 20mA |
| Operating Temperature | -4°~140° F (-20°~60° C) |
