Matrix Orbital LK204-25 Legacy - Manual (Page 61)

14.4 Ordering Information
L K 20 4 -25 -GW -VPT -E
1 2 3 4 5 6 7 8
Table 72: 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 -25: Twenty-Five Key Input Maximum
6 Color (Text/Background)
NP: Standard Grey/Yellow-Green
GW: Grey/White
WB: White/Blue
R: Red/Black
IY: Yellow/Black
7 Input Voltage
NP: Standard (4.75-5.25V)
-V: Extended Voltage(9.00-15.0V)
-VPT: Extended Voltage with ESPS (9.00-35.0V)
8 Temperature
NP: Standard (0 ◦ C to +50 ◦ C)
-E: Extended Temperature (-20 ◦ C to +70 ◦ C)
Table 73: Part Options
NOTE * Also available with a Vacuum Florescent Display in the VK204-25 model
14.5 Definitions
E Extended Temperature (-20C to 70C)
VPT Wide Voltage with Efficient Switching Power Supply (+9 to +35Vdc)
V Wide Voltage (+9 to +15Vdc)
GW Grey Text / White Background
WB White Text / Blue Background
R Inverse Red
IY Inverse Yellow
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