Instruction manual

1
I n s t a l l a t i o n
Pre-Installation Instructions
1. Inspect shipping carton for obvious signs of mishandling.
2. After removing the controller from the shipping carton,
inspect it carefully for damage. Never attempt to install
and use a damaged unit.
3. Verify that the ordering code number indicated on the side
of the controller matches what was ordered.
Figure 1. Case Dimensions
Prior to mounting the OTC25 in your panel, make sure
that the cutout opening is of the right size, 3.622" x 3.622"
(92 mm x 92 mm), and deburred to enable a smooth fit.
A minimum of 5.0" (127.0 mm) of depth behind the panel
is required.
Table of
C o n t e n t s
Installation 1
Mounting 2
Wiring 3
Operation 4
OTC25 N On/Off Controller 6
OTC25 L Limit Controller 10
OTC25 P PID Controller 13
Calibration 18
Error Codes 20
IEC Requirements 21
Warranty/Repair Information 22
Technical Specifications 25
iii