This product has been tested for safety. Note the following precautions:
| WARNING Failure to comply with these precautions or with specific warnings elsewhere in these instructions violates safety standards of design, manufacture, and intended use of the product. Vaisala assumes no liability for the customer's failure to comply with these requirements. |
| WARNING Do not substitute parts or modify the product. Improper modification can damage the product or lead to malfunction. |
| WARNING If the equipment is used in a manner not specified by Vaisala, the protection provided by the equipment may be impaired. |
| WARNING Only licensed experts may install electrical components. They must adhere to local and state legislation and regulations. |
| WARNING Do not replace components when the system is powered up. Disconnect all power sources before performing maintenance procedures. |
| WARNING Only use the device for charging undamaged 12 V lead-acid type rechargeable batteries with electrolyte solution (WET), electrolyte absorbing mats (AGM), or gel-type electrolyte (GEL). The device is not suitable for charging lithium-ion batteries. |
| WARNING Do not use the device for charging non-rechargeable batteries. |
| CAUTION Do not connect too high DC input voltage to the device. If the maximum input voltage is exceeded, the device will stop operating. |