Watlow PM LEGACY™ Limit Controller  •  40  •  Chapter 4 Home Page
The display can be configured to scroll through the Display Pairs by going to the Setup Page under the 
Global Menu and changing the Display Time d.ti prompt to something greater than 0. If set to 2, the 
display will scroll through the pairs every 2 seconds starting with Custom Menu Pair 1 and 2, 3 and 4, 
etc..
Conventions Used in the Menu Pages
To better understand the menu pages that follow review the naming conventions used. When encoun-
tered throughout this document, the word “default” implies as shipped from the factory. 
Each page (Operations, Setup, Profile and Factory) and their associated menus have identical headers 
defined below:
Header Name Definition
Display
Visually displayed information from the control.
Parameter Name
Describes the function of the given parameter.
Range
Defines options available for this prompt, i.e., min/max values (numerical), 
yes/no, etc... (further explanation below).
Default Values as delivered from the factory.
Modbus Relative
Address
Identifies unique parameters using either the Modbus RTU or Modbus TCP proto-
cols (further explanation below).
CIP (Common Industrial 
Protocol)
Identifies unique parameters using either the DeviceNet or EtherNet/IP protocol (fur-
ther explanation below).
Profibus Index Identifies unique parameters using Profibus DP protocol (further explanation below).
Parameter ID Identifies unique parameters used with other software such as, LabVIEW.
Data Type R/W
uint   = Unsigned 16 bit integer
dint  = Signed 32-bit, long
string  = ASCII (8 bits per character)
float  = IEEE 754 32-bit
RWES  = Readable
     Writable
     EEPROM (saved)
     User Set (saved)
Display
Visual information from the control is displayed to the observer using a fairly standard 7 segment dis-
play. Due to the use of this technology, several characters displayed need some interpretation, see the 
list below:
1 = 1 7 = 7
c
, C = c i = i o = o u, U = u
2 = 2 8 = 8 d = d J = J P = P u, U = v
3 = 3 q = 9 E = E H = K q = q W = W
4 = 4 0 = 0 F = F L = L r = r y = y
5 = 5 A = A g = g M = M S = S Z = Z
6 = 6 b = b h = h n = n t = t
Range
Within this column notice that on occasion there will be numbers found within parenthesis. This num-