Delta TP08G-BT2 Keypad HMI – 3.8” LCD, RS-232/485, IP66 Front, Function Keys

The Delta TP08G-BT2 is a compact monochrome HMI with keypad input, designed for machine-level control and basic automation interfaces. It features a 240×128 resolution STN LCD, allowing display of multiple font formats and multilingual characters.

Although compact, it includes both RS-232 and RS-485/RS-422 ports, which can be used simultaneously. Moreover, it supports TPEditor and DIAScreen, making programming and screen editing more convenient.

While the display is not touch-sensitive, the full keypad layout ensures fast and reliable operation. It also features alarm indication LEDs, programmable contrast and backlight, and a built-in real-time clock.

Because of its rugged design and IP66-rated front panel, TP08G-BT2 performs well in demanding conditions. It fits seamlessly into control panels for OEMs, HVAC, pump systems, and distributed PLC environments.

Key Features – Delta TP08G-BT2

• 3.8” Monochrome STN LCD with 240×128 resolution

• Display area: 78 × 41 mm with contrast control

• Simultaneous RS-232 (COM1) and RS-485/RS-422 (COM2)

• Keypad: 0–9, ESC, Enter, arrows, F1–F5, CLR, SHIFT

• LED backlight with adjustable timeout (1–99 minutes)

• Display: ASCII + Chinese (Traditional/Simplified) character sets

• Font options: 5×8, 8×8, 8×12, 8×16 dot formats

• Built-in RTC with 3V battery backup

• Alarm LED with user-defined triggers

• 1024KB Flash memory, 64KB RAM

• 24V DC input, max 1.8W power

• Natural air cooling; passive ventilation

• IP66 front panel, NEMA4X indoor rated

• Dimensions: 210 × 122 × 45 mm

• Panel cutout: 196.26 × 108.26 mm

• Weight: ~0.43 kg

• CE, UL certified; vibration and shock tested

Typical Applications

Because of its compact layout and keypad operation, TP08G-BT2 is well-suited for:

• Machine control with numeric or menu input

• Pump or motor panel HMI with alarm display

• HVAC and energy systems with minimal wiring

• OEM systems where cost and space must be optimized

• Projects requiring multilingual HMI support

Compatibility

• Compatible with Delta DVP, AS, and AH Series PLCs

• Programming software: TPEditor, DIAScreen

• Communication via RS-232 (D-Sub 9) and RS-485 (6-pin terminal)

• Supports Delta copy card and firmware update slot

• Easily connects with UC-PRG and UC-MS series cables