For the purposes of Chapter Five of this Act —
"bill of exchange" includes draft, order, cheque and letter of credit, and any document or writing, except a bank note entitling or purporting to entitle a person, whether named therein or not, to payment by any other person of or to draw upon any other person for, any sum of money ;
"bill of exchange payable on demand" includes an order for the payment of any sum or money —
(a)
by a bill of exchange or a promissory note, or for the delivery of any bill of exchange or promissory note in satisfaction of any sum of money or for payment of any sum of money out of any particular fund which may or may not be available, or upon any condition or contingency which may or may not be performed or happen ; and
(b)
weekly, monthly or at any other stated periods, an order for the payment by a person at any time after the date thereof of any sum of money, and sent or delivered by the person making the same to the person by whom the payment is to be made and not to the person to whom the payment is to be made, or to any person on his behalf.