IL-1550 Keyence Laser Sensor Amplifier – Multi-Function, Expansion Unit
Brand: Keyence | Series: IL Series | Model: IL-1550
The IL-1550 is a multi-function analog laser sensor amplifier unit. It mounts on a panel. This is an expansion unit with no analog output. It works with all IL series sensor heads. The unit has a 6-digit display. Minimum displayable unit goes down to 1 µm with IL-S025/IL-030 heads. Display rate is about 10 times per second. It is active in Keyence production. Last verified: 2026-09.
Key specs: 10 to 30 VDC supply. Judgment output open collector with NPN/PNP changeover. Alarm output open collector. No built-in ports. Communication needs optional IL series units. Operating temperature: -10 to +50°C. Weight: approx. 160 g.
Technical Specifications
| Brand | Keyence |
| Model | IL-1550 |
| Series | IL Series |
| Type | CMOS multi-function analog laser sensor amplifier unit |
| Mounting | Panel mount, Expansion unit |
| Head compatibility | All IL series sensor heads |
| Display | 6-digit; min. unit 1 µm (IL-S025/IL-030), 2 µm (IL-S065/IL-065/IL-100), 10 µm (IL-300), 50 µm (IL-600) |
| Display rate | Approx. 10 times/sec |
| Supply voltage | 10 to 30 VDC, ripple (P-P) 10%, Class 2 |
| Power consumption | 2200 mW or less (74 mA or less at 30 V) |
| Judgment output | Open collector, NPN/PNP changeover, N.O./N.C. changeover |
| Alarm output | Open collector, NPN/PNP changeover, N.C. |
| Analog output | None (expansion unit) |
| Built-in ports | None |
| Protocols | None |
| Communication expansion | Via optional IL series communication units (sold separately) |
| Operating temperature | -10 to +50 °C (no condensation or freezing) |
| Relative humidity | 35 to 85 % RH (no condensation) |
| Protection rating | Not available |
| Dimensions (H×W×D) | Not available |
| Weight | Approx. 160 g (including attachments) |
| Lifecycle status | Active – Keyence production confirmed |
Installation Guide
- Mount the IL-1550 on a panel. Use the included attachments.
- Connect to any IL series sensor head.
- Power with 10 to 30 VDC. Keep ripple under 10%.
- For communication, add an optional IL series communication unit.
- Keep operating temperature between -10 and +50°C.
Debugging and Maintenance Convenience
- 6-digit display shows fine measurement changes. Min. unit down to 1 µm.
- Display updates about 10 times per second. Good for fast inspection.
- NPN/PNP changeover and N.O./N.C. changeover simplify wiring.
- Expansion unit design keeps panel space clean. No analog output to configure.
Compatibility Notes
- Works with all IL series sensor heads.
- This is an expansion unit. It has no analog output. Do not use it as a main analog amplifier.
- No built-in ports. Add optional IL series communication units for network or serial links.
Certifications and Protection
- Keyence IL series follows standard industrial EMC and safety rules. Check local rules for CE and UL.
- No IP rating listed. Install inside a clean control cabinet.
Packaging List
- 1 x IL-1550 amplifier unit
- Mounting attachments included
- Manual not included unless specified
Warranty and Shipping
12-month warranty from Oiltech Controls. We ship via FedEx, UPS, DHL. Tracking provided. Technical verification before shipment on all orders.
Why Buy From Oiltech Controls?
- 15+ years in industrial automation spare parts.
- Global shipment support with FedEx, UPS, DHL.
- Tested industrial surplus / refurbished options available.
- 12-month warranty on every unit.
- Technical verification before shipment — we test and inspect.
- Support for obsolete control systems — hard-to-find parts sourced.
Contact us: info@oiltechcontrols.com | +86 158 8020 0923 (WhatsApp)
Typical Applications
- Thickness measurement on production lines.
- Position feedback for moving stages.
- Part presence and edge detection.
- Retrofit of existing IL series laser systems.
Diagnostic Capabilities
- Alarm output signals head or signal errors.
- 6-digit display shows live values for quick checks.
- Judgment output gives pass/fail logic for PLCs.
- No self-diagnostics on communication. Add optional units for network status.
FAQ
- Q: Does the IL-1550 have analog output?
A: No. This is an expansion unit with no analog output. - Q: Which sensor heads work with it?
A: All IL series sensor heads. - Q: Can I connect it to a network?
A: Yes. Use optional IL series communication units. - Q: What is the warranty?
A: 12-month warranty from Oiltech Controls. - Q: How fast is shipping?
A: We ship via FedEx, UPS, DHL. Lead time depends on stock.
Copyright © 2026 Oiltech Controls Limited. All rights reserved.
Original Source: https://www.oiltechcontrols.com/
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