Whenever a person is convicted in the Municipal Court of a violation of the Codified Ordinances or other ordinance or any rule, regulation, notice or order promulgated pursuant to authority thereof, and such person is sentenced to pay a fine, and it shall appear to the Court on its own motion or on motion of the defendant that such defendant is unable to pay such fine forthwith, the Court may order the defendant to pay such fine and any costs which the defendant may be required to pay in installments or upon such other terms and conditions or within such period of time as may enable the defendant to pay such fine and costs.