Renogy 12V 30A DC TO DC CHARGER WITH MPPT On-Board Battery Charger

User Manual - Page 14

For 12V 30A DC TO DC CHARGER WITH MPPT.

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13
For safety, please always connect ground (NEG.-) first and then connect the service battery
positive, starting battery positive and PV positive respectively.
Be careful not to over-torque the terminals on the DCDC. Over-torquing may cause
irreparable damage. Do not exceed 16 N-m / 3.3 ft-lb
Do not reverse the polarity. Reverse polarity of the battery connections can cause
injury and damage the device.
WARNING
1. Connect a negative power cable to (NEG. -) terminal on the DCDC, and connect the other
end to the negative pole of service battery or directly to the chassis.
2. Connect a positive power cable between (OUT+) terminal on the DCDC, and the positive pole
of service battery.
3. Connect a positive power cable between (ALT+) terminal on the DCDC, and the positive pole
of starting battery.
Optional: Only for system setup with Smart Alternator
Connect the IGN Signal Wire between Ignition Signal Input port on the DCDC, and the vehicle ignition
4. Connect a cable between terminals marked PV+ on the DCDC to the PV positive.
Connect the Battery Charger
Avoid coming into contact with the battery fluid under any circumstances.
Batteries with a cell short circuit should not be charged as explosive gases may form
due to the battery overheating.
CAUTION
Make sure the battery poles are clean when connecting the terminals.
Select a sufficient cross-section for the connection cable.
Tighten the nuts and bolts with proper torque. Loose connections may cause overheating.
Use the following cable colors:
——Red: positive connection
——Black: negative connection
NOTE
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