Pyronix Deltabell E Installation Manual Download Page 1

T
T

STB

NEG

APPLIED

REMOVED

LED DISABLE

BAT DISCONNECT

BAT DISCONNECT

EXT

SAB

SCB

J1

TAMPER

SOUNDER

POS

BELL

-

+

12v

ENG

HOLD

T
T

STB
BELL

-

+

12v

ENG

HOLD

TR

STB Output

BELL Output

PGM

Hold off 

supply

B-

B+

Battery Disabled

External Battery

Enabled

Suitable for use in systems installed to PD6662:2010 at 

Security Grade 2, Environmental Class 4.

Single Colour

Single colour on dark background

Slide the PCB module upwards. The 

sprung back-tamper arm can be 

retracted to allow removal.

This must be done in order to install 

the revolving guides - see step 4.

Place the base on a flat surface and 

ensure it is vertical using the Spirit level 

that is already installed. Drill and plug in 

each of the fixing locations. The revolving 

guides will correct any misalignment.  If 

the Deltabell E/Plus must be mounted on an uneven surface, it 

is recommended that a tamper levelling screw is used to ensure 

correct back-tamper operation. See step 2.

Turn each guide until they line 

up with the drilled holes, while 

referencing the spirit level for 

the correct alignment and fix the 

base firmly to the wall. 

Please note, if the Deltabell E/Plus is installed on an uneven 

surface, it is recommended that you don’t tighten up the wall 

screws until after the module is installed (step 6)

Insert the guides in as shown. 

Make sure that the guides ‘B’ 

is aligned with the tabs to 

the right (this is so the PCB 

module slides in)

Mounting the Deltabell E/Plus 

on an uneven surface may 

cause false triggering, through 

incorrect operation of the back-

tamper. 

A POZI number 2 screw driver 

is recommended for adjusting 

back tamper screw

Tamper 

Levelling 

screw

The cables to the Deltabell E/Plus should be routed away 

from the mains supply and telephone cables to avoid any 

electrical interference.

Route the wires 

through the guides 

as shown and then 

up to the ‘teeth’ that 

separates the cables

Cable ‘teeth’

Lid

Fit the lid by sliding its hinges into 

place. The lid can be supported in the 

fully open position, to close the lid, 

apply a little force to push the lid past 

the holds. 

Close the cover, ensure the tamper 

is operating correctly and insert the 

25mm long screw supplied and rotate 

the screw cover to a close.

Place the PCB module, ensuring 

that the arrow is aligned with the 

marker (on the left of the module). 

Expose the terminals by releasing 

the latch on the top of the PCB 

module. 

The default polarity input triggers are negative applied. To 

change the polarity please see below:

Deltabell Plus: Once the strobe is activated, the backlight LEDs will strobe 

until the activation has stopped. 

Delatbell E: Once the strobe is activated, the LEDs at the bottom of the PCB will 

strobe until the activation has stopped. 

The Deltabell E/Plus also has a self 

activating engineer hold off function. If the 

sounder is only powered by the battery 

(before any auxiliary inputs are connected), 

the siren will not activate until the auxiliary 

inputs are connected. 

The comfort LEDs on the Deltabell E/Plus 

will flash alternatively three times which 

confirms to the engineer that the tampers 

are closed correctly. 

Once the auxiliary inputs are connected the 

Deltabell E/Plus will be fully operable.

8) Deltabell to Control Panel Connection

7) Self Activating Engineer Hold Off

9) Technical Specification

10) Warranty and Compliance

11) Connections to other control panels

12) Contact Information

1) Installation Steps: 

Step 1

External Sounder 

Installation Guide

RINS1270-10

Step 2

Step 3

Step 4

Step 5

Step 6

2) Bell/Strobe Polarity

3) Backlight 

4) Battery Connection

5) LED Enable/Disable and SAB/SCB Mode

6) External Engineer Hold Off 

The battery will already be 

connected, to enable, the 

‘BATT DISCONNECT’ link must 

be placed. An external battery 

may also be connected and the 

‘BAT+’ terminal space may be 

used for this.

The Deltabell Plus 

now incorporates an 

LDR feature where the 

backlight is only enabled 

at night time.

The backlight can be 

disabled as shown below

There is the option 

to enable/disable 

the comfort LEDs by 

enabling/disabling 

the ‘LED DISABLE’ 

link:

SAB Mode

Uses power from the control

panel 12V output

SCB Mode

Uses power from backup battery
(Useful for when there are 2 x Deltabells on the same 

system)

CONTR

OL P

ANEL

DEL
TABELL

T
T

STB

NEG

APPLIED

REMOVED

LED DISABLE

BAT DISCONNECT

J1

TAMPER

SOUNDER

POS

BELL

-

+

12v

ENG

HOLD

T
T

STB
BELL

-

+

12v

ENG

HOLD

BACKLIGHT

DISABLE

TR

STB Output

BELL Output

PGM

Hold off 

supply

B+
B-

T

BACKLIGHT

DISABLE

T

BACKLIGHT

DISABLE

0V

Disabled

The Deltabell E/Plus has an external 

engineer hold off function. When first 

powered with the tamper switch open, 

the sounder will not activate. To enable 

the sounder for specified operation, 

the tamper switch must be closed

The Engineer Hold Off terminal is used 

to disable the cover tamper switch 

when a control panel is in Engineer 

Mode. Applying 0V to the ‘ENG HOLD’ 

terminal over-rides the tamper circuit 

allowing access to the Deltabell E/Plus 

without sounding the alarm.

+RApplied

-Removed

-Applied

T
T

STB

NEG

APPLIED

REMOVED

LED DISABLE

BAT DISCONNECT

BAT DISCONNECT

EXT

SAB

SCB

J1

TAMPER

SOUNDER

POS

BELL

-

+

12v

ENG

HOLD

T
T

STB
BELL

-

+

12v

ENG

HOLD

TR

STB Output

BELL Output

PGM

Hold off 

supply

B-

B+

T
T

STB

NEG

APPLIED

REMOVED

LED DISABLE

BAT DISCONNECT

BAT DISCONNECT

EXT

SAB

SCB

J1

TAMPER

SOUNDER

POS

BELL

-

+

12v

ENG

HOLD

T
T

STB
BELL

-

+

12v

ENG

HOLD

TR

STB Output

BELL Output

PGM

Hold off 

supply

B-

B+

T
T

STB

NEG

APPLIED

REMOVED

LED DISABLE

BAT DISCONNECT

BAT DISCONNECT

EXT

SAB

SCB

J1

TAMPER

SOUNDER

POS

BELL

-

+

12v

ENG

HOLD

T
T

STB
BELL

-

+

12v

ENG

HOLD

TR

STB Output

BELL Output

PGM

Hold off 

supply

B-

B+

T
T

STB

NEG

APPLIED

REMOVED

LED DISABLE

BAT DISCONNECT

BAT DISCONNECT

EXT

SAB

SCB

J1

TAMPER

SOUNDER

POS

BELL

-

+

12v

ENG

HOLD

T
T

STB
BELL

-

+

12v

ENG

HOLD

TR

STB Output

BELL Output

PGM

Hold off 

supply

B-

B+

D

efault

Backlight

Enabled

Backlight

Disabled

T
T

STB

NEG

APPLIED

REMOVED

LED DISABLE

BAT DISCONNECT

BAT DISCONNECT

EXT

SAB

SCB

J1

TAMPER

SOUNDER

POS

BELL

-

+

12v

ENG

HOLD

T
T

STB
BELL

-

+

12v

ENG

HOLD

TR

STB Output

BELL Output

PGM

Hold off 

supply

B-

B+

T
T

STB

NEG

APPLIED

REMOVED

LED DISABLE

BAT DISCONNECT

BAT DISCONNECT

EXT

SAB

SCB

J1

TAMPER

SOUNDER

POS

BELL

-

+

12v

ENG

HOLD

T
T

STB
BELL

-

+

12v

ENG

HOLD

TR

STB Output

BELL Output

PGM

Hold off 

supply

B-

B+

T
T

STB

NEG

APPLIED

REMOVED

LED DISABLE

BAT DISCONNECT

BAT DISCONNECT

EXT

SAB

SCB

J1

TAMPER

SOUNDER

POS

BELL

-

+

12v

ENG

HOLD

T
T

STB
BELL

-

+

12v

ENG

HOLD

TR

STB Output

BELL Output

PGM

Hold off 

supply

B-

B+

T
T

STB

NEG

APPLIED

REMOVED

LED DISABLE

BAT DISCONNECT

BAT DISCONNECT

EXT

SAB

SCB

J1

TAMPER

SOUNDER

POS

BELL

-

+

12v

ENG

HOLD

T
T

STB
BELL

-

+

12v

ENG

HOLD

TR

STB Output

BELL Output

PGM

Hold off 

supply

B-

B+

LED

Disabled

LED

Enabled

Supply Voltage

9-16VDC

Quiescent Current

Deltabell E = <30mA. 

Deltabell Plus = <60mA

Alarm Current

Deltabell E = <250mA, 

Deltabell Plus = <300mA

Strobe Duration

10mS

Strobe Frequency

1Hz

Sound Pressure Level

104dBA

Dimensions

290 x 285 x 50mm

Reverse Polarity Protected

This product is sold subject to our standard 
warranty against defects in workmanship for a 
period of two years. Please note: In positions where 
the Deltabell E/Plus casing is subjected to high 
levels of U.V. sunlight, there maybe risk of case 
colour fading, this is not covered by the warranty. In 
the interest of continuing improvement of quality, 
customer care and design, Pyronix Ltd reserve the 
right to amend specifications without giving prior 
notice.

Technical Support Line: 0845 6434 999 (local rate)

or call +44(0)1709 535225 

Hours: 8.00am - 6:30pm, Monday to Friday

[email protected]

[email protected]

www.pyronix.com

Pyronix Ltd, Braithwell Way, Hellaby, 

Rotherham, S66 8QY, UK

Deltabell E/Plus

+

-

BELL

STB

TAMPER

Sterling 10

Bell+

Bell-

Bell NO

STB NO

BT

Bell-

Matrix

Aux+

Aux-

PGM1(No)

PGM2(No)

BT

B-

PCX/Euro 1

Aux+/B+

Aux-/B-

PGM1/BELL PGM2/STB

TR

Aux-/B-

ADE

D

A

B

STROBE-

T

A

Scantronic

12V

0V

BELL

STROBE-

TR

0V

Texecom

A

D

B

S

C

D

Menvier

Bell +12V

HOLD OFF

BELL TRIG

STB

TAMP RTN HOLD OFF

GE

BELL +12V

BHO

EXT BELL-

STROBE-

270R TR

HO

Risco/Gardtec

BELL+

SCBA

BELL

-STB

SCBP

SCBA

DSC Range

BELL+

AUX-

BELL-

PSM1

ZONE

HKC

EXT BELL+

SAB HOLD

EXT BELL-

PGM 

Output 4

TAMPER 

RTN

SAB HOLD

(with 4k7)

Negative Tamper Return: Link between TAMPER and B-

Positive Tamper Return: Link between TAMPER and B+

T
T

STB

NEG

APPLIED

REMOVED

LED DISABLE

BAT DISCONNECT

BAT DISCONNECT

EXT

SAB

SCB

J1

TAMPER

SOUNDER

POS

BELL

-

+

12v

ENG

HOLD

T
T

STB
BELL

-

+

12v

ENG

HOLD

TR

STB Output

BELL Output

PGM

Hold off 

supply

B-

B+

T
T

STB

NEG

APPLIED

REMOVED

LED DISABLE

BAT DISCONNECT

BAT DISCONNECT

EXT

SAB

SCB

J1

TAMPER

SOUNDER

POS

BELL

-

+

12v

ENG

HOLD

T
T

STB
BELL

-

+

12v

ENG

HOLD

TR

STB Output

BELL Output

PGM

Hold off 

supply

B-

B+

Internal Battery

Enabled

T
T

STB

NEG

APPLIED

REMOVED

LED DISABLE

BAT DISCONNECT

J1

TAMPER

SOUNDER

POS

BELL

-

+

12v

ENG

HOLD

T
T

STB
BELL

-

+

12v

ENG

HOLD

BACKLIGHT

DISABLE

TR

STB Output

BELL Output

PGM

Hold off 

supply

B+
B-

T

BACKLIGHT

DISABLE

T

BACKLIGHT

DISABLE

0V

Disabled

2

2

x

3

For electrical products 
sold within the European 
Community. At the end 
of the electrical products 
useful life, it should not be 
disposed of with household 
waste. Please recycle where 
facilites exist. Check with 
your Local Authority or 
retailer for recycling advice in your country.

When disposing of the product, the batteries must be removed and disposed of separately in 

accordance with the local regulations.

EN50131-4:2009

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