LCU1S Lambda Controller

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Product Information

Specifications

• Product Name: LCU1S
• Release Version: 1.00
• Supported Devices: All carbike AiM devices except MXL, MXL2,
  and MyChron
• Probe: Bosch LSU4.9
• Probe Calibration: Saves original calibration for sensor
  life
• Probe Lifespan: 100,000 km on a stock car
• Kits Available:
  • X08LCU1SAC090
  • X08LCU1SAC0
  • X05LSU490 LBS552680 V02552690 V02552700 V02552720
    V02551070

Product Usage Instructions

1. Ensure that the AiM device is compatible with LCU1S.
2. Connect the LCU1S to the AiM device using the provided
   pinout.
3. Use the software to access the Channels tab for tuning and
   performance improvements.
4. Utilize the Bosch LSU4.9 probe for carburation
   adjustments.
5. Monitor and adjust settings as needed to optimize engine
   performance.

Frequently Asked Questions (FAQ)

Q: Which AiM devices are not compatible with LCU1S?

A: MXL, MXL2, and MyChron are the systems that do not support
LCU1S.

Q: What is the lifespan of the Bosch LSU4.9 probe?

A: The probe lasts for more than 100,000 km on a stock car.

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User Manual LCU1S
Release 1.00

INDEX

1 ­ Introduction

3

2 ­ Available kits, optionals and spare parts

3

3 ­ Configuring LCU1S

4

4 ­ How to get the serial number of a connected LCU1S

8

5 ­ Online view and firmware update

10

6 ­ Technical specifications and drawings

13

2

1 ­ Introduction
LCU1S is the new smaller, lighter and faster AiM Lambda Controller expansion supported by all the last carbike AiM devices.
Please note: the only systems that does not support LCU1S are MXL, MXL2 and MyChron.
LCU1S allows you to perfectly tune the carburation of the engine as well as to improve the engine performances.
LCU1S uses a Bosch LSU4.9 probe that saves the original calibration for the duration of the sensor life and lasts for more that 100.000 km on a stock car.

2 ­ Available kits, optionals and spare parts
Available LCU1S kits are:
LCU1S complete kit; part number: · LCU1S · Bosch LSU 4.9 Lambda probe · Thread iron ring for installation
LCU1S kit without Lambda probe; part number: · LCU1S
Optionals7 and spare parts: · Bosch LSU 4.9 Lambda probe · Thread iron ring for installation · 50cm AiM CAN cable · 100cm AiM CAN cable · 200cm AiM CAN cable · 400cm AiM CAN cable

X08LCU1SAC090
X08LCU1SAC0
X05LSU490 LBS552680 V02552690 V02552700 V02552720 V02551070

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3 ­ Configuring LCU1S
LCU1S can only be configured using AiM RaceStudio 3 software you can freely download from AiM website at www.aim-sportline.com download software/firmware area. LCU1S is an expansion that is to be loaded on AiM device configuration so first of all run the software and select the configuration where to load LCUS1S on or create a new one as shown here below. To create a new configuration: · Press “New Configuration” (1) · Select the device you are configuring (Solo 2 DL v2 in the example below 2) · Press “OK” (3)
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The software enters “Channels” tab. 5

To load LCU1S activate “CAN Expansions” (1) tab as shown here below and follow these steps: · Press “New Expansion” (2) · Select LCU1S (3) · Press “OK” (4)
6

Once the expansion added, the software enters the related tab (0LC1S). Here it is possible to: · Get the serial number of LCU1S or fill it in manually (1); please note: to get the serial number from the
connected LCU1S it is necessary to power it and connect the master device LCU1S is connected to your PC via Wi-Fi (or via USB). Please refer to the user manual of each logger to know how to manage Wi-Fi connection; · select the multiplier to calculate AFR from Lambda value · manage custom values through the dedicated panel that is prompted clicking the proper button As far as the channel table (2) is concerned, clicking on each channel it is possible to set sampling frequency, Unit of measure and display precision.
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4 ­ How to get the serial number of a connected LCU1S
To get the serial number of the connected LCU1S ensure that LCU1S is powered and connect the master logger to the PC. To do so: · click the Wi-Fi icon top right of the software view (or plug the USB cable of the logger in the PC USB port) · Select the logger to connect via Wi-Fi and press “Connect”.
· Once the logger connected press “Get Expansion Serial Number” as shown here below · A panel is prompted: select the connected expansion to configure and press “OK”
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· the software comes back to “CAN Expansions” tab and shows LCU1S Serial number. 9

5 ­ Online view and firmware update
Once LCU1S connected and identified it is suggested to complete, save and transmit the configuration to the logger. This procedure changes according to the logger that is being configured. Now it is possible to enter online view and check LCU1S values. To do so: · enter “Configurations” view · Press the logger you are configuring as shown here below.
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The software enters Online view: · Activate “Firmware” tab · The view shows the logger and its expansions on the right part of the view as shown below.
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To update both logger and expansions firmware: · click the related button top right of the view · the software enters firmware update view where it is possible to download and install the firmware as for
any AiM device.
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6 ­ Technical specifications and drawings

LCU1S technical specifications are: · Sensor compatibility · Power supply voltage · Power supply current · Reaction time · Material · Dimensions · Weight · Waterproof

Bosch LSU4. 9-15V
50mA ÷ sensor heater typical current 750 mA up to 2A on cold sensor Less than 10msec Latigloss 57 43.4x30x18.4 mm 70g IP67

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LCU1S Dimensions in mm [inches] 14

LCU1S Pinout 15

Documents / Resources

AiM LCU1S Lambda Controller [pdf] User Guide X08LCU1SAC090, X08LCU1SAC0, X05LSU490, LCU1S Lambda Controller, LCU1S, Lambda Controller, Controller

References

• User Manual