The 29-year-old has made just two appearances for the Potters this season, but despite Pulis allowing him to join another club, he has insisted that he and the manager had not fallen out.
Pennant tweeted: "The gaffa said I can go out on Loan to get some games! I was as shocked as much as some of you's will and I can promise we have not fell out.
"Can't go premier league only can go abroad or championship and I'm only agreeing until jan so be gone for 2 months or so.
"Stokies ill keep you updated I'm not gonna lie I'm gutted like but I gotta play!!".
Pennant has made 78 appearances for Stoke since joining from Real Zaragoza in 2010.