When there is no built-in support for the "Time" type, i'd go with the Text, while providing a clear format explanation and example in the field name / tooltip.
Like "Time to sent a communication (HH:MM, 24-format)":
------- Dmitriy Alergant, Tier One Analytics
Want to review SAS Customer Intelligence 360? Gartner and G2 are offering a gift card or charitable donation for each accepted review. Use this link for G2 to opt out of receiving anything of value for your review.
Want to review SAS Customer Intelligence 360? Gartner and G2 are offering a gift card or charitable donation for each accepted review. Use this link for G2 to opt out of receiving anything of value for your review.