I travel for a living....is it ok to send a text once a day just to say "hope your having a good day" while DBing?

The whole almost silent treatment while I am traveling seems like I don't care.
Usually she will text me first but this week she is not

M44 H37
D13 S8 S6
Married 14
W is stay at home mom
ILYBNIWY:9-28-14
A started 04/2014
OM confirm 11/24/2014
Admit PA 01/05/2015
09/11/2015 W file for D and wants the moon