Omron G2RV-ST700-AP 48VAC/DC Slimline Input Relay
The Omron G2RV-ST700-AP 48VAC/DC slimline input relay is a compact interface relay developed for microload switching in industrial automation panels. It is particularly useful where a 48 VAC or 48 VDC control voltage is present and where low-current signals must be switched with dependable contact behavior. Its slim format helps reduce panel space, while its integrated socket simplifies installation in DIN rail assemblies.
According to Omron’s published specifications, this model has a 48 V coil, SPDT contact arrangement, silver alloy contacts with gold plating, 50 mA rated carry current, screw terminals, DIN rail mounting, LED indication, a transparent case, and a mechanical indicator. Omron’s global data also identifies the model as a microload Slim I/O Relay with 48 VAC/VDC coil ratings and resistive load ratings of 30 VAC 0.05 A and 36 VDC 0.05 A. :contentReference[oaicite:1]{index=1} :contentReference[oaicite:2]{index=2}
Designed for Low-Current Signal Reliability
Microload circuits need a different relay profile than power circuits. In very low-current switching, contact quality and material selection become important. The gold-plated contact surface on the Omron G2RV-ST700-AP 48VAC/DC supports consistent signal switching in control circuits, monitoring systems, PLC input interfaces, and other automation environments where the current level is small but reliability is still critical.
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Main Technical Details
- Product type: slimline input relay
- Brand and code: Omron G2RV-ST700-AP 48VAC/DC
- Coil voltage: 48 VAC/DC
- Contact form: SPDT
- Rated carry current: 50 mA
- Contact material: silver alloy with gold plating
- Terminal type: screw terminal
- Mounting method: DIN rail
- Indicators: LED and mechanical indicator
- Typical use: microload interface switching
Practical Use in Automation Panels
This relay is commonly considered when engineers need a compact switching component between field signals and automation control systems. The transparent case helps make inspection easier, while the LED and mechanical indicator give fast visual feedback. In larger panels with many relay channels, these details improve serviceability and reduce the time needed to identify signal status during diagnostics.
Omron G2RV-ST700-AP 48VAC/DC FAQ
What is the Omron G2RV-ST700-AP 48VAC/DC used for?
It is used for low-current signal switching and interface applications in industrial control panels, especially where the control voltage is 48 VAC or 48 VDC.
Is this relay suitable for microload circuits?
Yes. This model is specifically identified as a microload slim I/O relay with a 50 mA rated carry current.
What contact configuration does it have?
It has an SPDT contact configuration, giving one changeover contact for flexible control circuit wiring.
Why is gold plating important in this relay?
Gold plating helps maintain stable switching performance in low-current circuits, where standard contacts may be less ideal for small signal levels.
Can the Omron G2RV-ST700-AP 48VAC/DC be used with both AC and DC control supplies?
Yes. The coil is rated for 48 VAC/DC, allowing use in panels where either compatible AC or DC control voltage is available.

