User Guide

Room Devices–T-4000-A.9 Product/Technical Bulletin 11
Early Style Mortar Joint
Subplate for Later Style
Wallbox and Mortar Joint
Subplate for Early Style
Wallboxes
Subplate for Early Style Mortar
Joints
Draeger (ITT/Essen/Johnson Controls), UPC, and Robertshaw T-18
Some of the details on the following non-Johnson
Controls instruments are not completely known.
Therefore, a definite procedure for conversion is not
provided. However, the following characteristics are
known:
On Draeger, the air lines are normally 1/4 in. O.D.
and the subplate can be mounted to the installation
site in Slot 3 and Hole 13.
On Robertshaw T-18 Plastic, the air lines are
normally 5/32 in. O.D. plastic tubing and the subplate
can be mounted to the installation site in Slots 8 and 10.
On UPC, the air lines are normally 1/4 in. O.D. plastic
tubing and the subplate can be mounted to the
installation site in Slots 8 and 10.
Robertshaw T-18
(Plastic)
Make terminal connector
adaptation with adjustable
pipehead on right.
Robertshaw T-15 (Cont.)
Mount subplatewith
(2) No. 6 x 7/8 in. sheet
metal screws with star
washers in Slots 7 and 10.
(See note.)
Mount subplate with
(2) No. 5-40 x 1-1/4 in. screws
with star washers in Slots 8
and 10. (See note.)
Mount subplate over studs
and secure with No. 5 hex
nuts and star washers in
Slots 8 and 10. (See note.)
Note: Refer to page 12 for the cover plate and
Johnson Controls replacement instrument mounting details.
Draeger (ITT)
Refer to page 12 for the cover plate and
Johnson Controls replacement instrument
mounting details.
UPC