Owner's manual

14.4 Ordering Information
L K 20 4 -25 -USB -E
1 2 3 4 5 6 7 8
Table 73: Part Numbering Scheme
# Description
Options
1 Screen Type
L: Liquid Crystal Display*
2 Input Type
K: External Keypad
3 Width
20: Twenty Character Columns
4 Height
4: Four Character Rows
5 Keypad Buttons
-15: Twenty-Five Key Input Maximum
6 Protocol
-USB: Universal Serial Bus Only
7 Color (Text/Background)
NP: Standard Grey/Yellow-Green
GW: Grey/White
WB: White/Blue
R: Red/Black
IY: Yellow/Black
8 Temperature
NP: Standard (0
◦
C to +50
◦
C)
-E: Extended Temperature (-20
◦
C to +70
◦
C)
Table 74: Part Options
NOTE * Also available with a Vacuum Florescent Display in the VK204-25-USB model
14.5 Definitions
E Extended Temperature (-20C to 70C)
GW Grey Text / White Background
WB White Text / Blue Background
R Inverse Red
IY Inverse Yellow
MSB Most Significant Byte
LSB Least Significant Byte
Matrix Orbital LK204-25-USB 57