Specifications, Wiring Connections | Bosch Appliances D1255B

D1255/D1255B Installation Instructions

13.Press each key on the keypad toward the top of the keypad to ensure proper alignment and operation of each key through the mating keypad faceplate openings.

Table 3: Wiring Connections


Four-Wire Flying Leads	D1255/D1255B Flying
from control panel	Leads
DATA BUS B (30)	To Data Out (Green)
DATA BUS A (31)	To Data In (Yellow)
POWER + (32*)	To 12 VDC (Red)
COMMON – (29*)	To Common (Black)

* = only on the D9412G Control Panel

3.3DIP Switch Settings and Associated Functions

Select the address of each keypad and silence the keypad encoding tone by setting the six-position DIP Switch (refer to Item 7 in Figure 2) located under the D1255/D1255B Keypad cover.

3.3.1Setting the DIP Switches

Switches 1 through 3 assign the address for the specific keypad. Leave Switches 4 and 6 in the ON position.

For supervised keypads, assign only one keypad to each address. Switch 5 toggles the encoding tone ON and OFF. With the encoding tone turned ON, the keypad sounds a beep every time a key is pressed.

Table 4:	Switch Settings


		Switch
Address #		1	2	3		4		5*	6
1		ON	ON		ON		ON		ON
2		OFF	ON	ON		ON			ON

3		ON	OFF		ON		ON		ON
4		OFF	OFF	ON		ON			ON
5		ON	ON		OFF		ON		ON
6		OFF	ON		OFF	ON			ON
7		ON	OFF		OFF		ON		ON
8		OFF	OFF	OFF		ON			ON

*Encoding Tone ON/OFF.

4.0 Specifications

Table 5: D1255/D1255B Specifications


Power	Nominal 12 VDC supplied by the control panel
Current Required	Idle:	104 mA, armed or disarmed.

	Maximum:	206 mA, with keypad lighted and warning tone ON.
Wiring	Four-wire expansion cable supplies Data In, Data Out, +12 VDC, and Common.
	Maximum resistance on the conductors connected to SDI BUS A and SDI BUS B is 25 Ω .
Dimensions	4.6 in. x 8.1 in. x 0.8 in.
H x W x D	(11.6 cm x 20.7 cm x 20.7 cm)
Color	D1255	PMS Warm Gray
	D1255B	White and PMS 429 Gray

Display	16-character vacuum fluorescent display. Each character is a 14-segment unit. Soft blue color.
Operating Temperature	+32°F to +122°F (0°C to +50°C)

Relative Humidity	5% to 85% @ +86°F (+30°C)

Bosch Security Systems 8/04 74-06819-000-F

D1255, D1255B specifications

Bosch Appliances has long been synonymous with innovation and quality in home appliances. Among their impressive lineup, the Bosch D1255 and D1255B models stand out for their advanced features and dependability. These dishwashers are designed to streamline the washing process while ensuring excellent cleaning performance.

The Bosch D1255 and D1255B differ slightly in their aesthetics, with the D1255 typically featuring a classic stainless-steel finish while the D1255B may come in a black or alternate finish, catering to various kitchen designs and preferences. Both models embody Bosch’s commitment to creating energy-efficient, high-performance appliances.

One of the key features of these dishwashers is their whisper-quiet operation, achieving a noise level of just 44 dBA, allowing users to run the dishwasher at any time without disturbing the household. This is made possible through advanced insulation and an efficient motor design, which both contribute to a serene kitchen environment.

The Bosch D1255 and D1255B are equipped with a flexible loading system, featuring a third rack specifically designed to maximize space for utensils and smaller items. This allows for better organization and ensures that every part of the dishwasher is utilized effectively. Additionally, the adjustable middle rack provides versatility for larger dishes, making it easier to fit in various types of cookware.

Regarding cleaning technologies, these models utilize the EcoSense feature, which automatically adjusts the wash cycle based on the load size and soil level. This smart technology not only optimizes water and energy usage but also delivers spotlessly clean dishes, prioritizing performance without compromising efficiency.

The PrecisionWash system continually scans and checks the progress of dishes throughout the cycle, ensuring that every item receives the appropriate amount of wash and rinse action. This intelligent feature guarantees optimal cleaning performance tailored to the user’s needs.

Furthermore, the Bosch D1255 and D1255B are designed with a sleek control panel that offers a range of cycle options, including intensive, auto, and quick wash settings, making it easy to customize the washing experience based on specific requirements.

In terms of durability, Bosch’s commitment to quality is evident in the stainless-steel tub that resists stains and retains heat efficiently, enhancing drying performance. The hidden heating element minimizes the risk of damage to plastics and other delicate items.

Overall, the Bosch D1255 and D1255B dishwashers embody the perfect blend of sophistication, technology, and practicality, proving to be a valuable addition to any modern kitchen. Whether you prioritize quiet operation, energy efficiency, or exceptional cleaning results, these models deliver on all fronts, making them a worthy investment for homeowners seeking excellence in their kitchen appliances.