xpr MTPADP-BT-EH-SA User Manual Download Page 2

2

IN

RS-

485 (max. 50m)

DINRTT

2 Relay Remote Unit

and request-to-exit Button

MTPADP-BT-EH-SA

Bluetooth standalone keypad with 

integrated RFID reader 

RTT

1 Relay Remote Unit

and request-to-exit Button

RU2

2 Relay Remote Unit

OR

Secured Area

Unsecured Area

+12V

GND

NO
COM

A

B

NC

PB

RS 485

Power 
Supply

GND_PB

RU1

1 Relay Remote Unit

Grey

Red

Black
White

Yellow

Pink

Blue

Violet

+12V
GND
D0
D1

RS-485

Power Supply

Wiegand

Tamper

A
B

to remote relay unit

to wiegand controller

4. WIRING AND PAIRING

Pairing the reader with remote relay unit is done 
from the remote relay unit and enables added 
security. After being paired, it is not possible to 
switch any of the devices, since the reader will work 
only with the paired remote relay unit.

The 

Bluetooth

 reader must be connected to remote 

relay unit, unless is used as wiegand reader.
The remote relay units compatible with MTPADB-BT-
EH-SA are RU1, RU2, RTT and DINRTT. Once 
connected, the remote relay unit must be paired 
with the 

Bluetooth

 reader.

There are four options to wire and pair the reader. It can be paired to RU2, RU1, DINRTT and RTT.

4.1 Wiring and pairing MTPADP-BT-EH + RU1

+12V

GND

NO

COM

A

B

NC

PB

RS-485

Power 

Supply

GND_PB

white

yellow

gray

red

black

blue

orange

violet

pink

Black

Red

Pink

Violet

Reader

Exit Button

Electric 

Door Strike

12 VDC

+

-

+

-

max. 50 m

Pairing Reader with RU1 (high security)

- Keep the button pressed 
for at least 5 sec. and the 
units will be paired.

Other pairing devices:

Device

Description

Relays

RU2

DINRTT

RTT

Flush mount sensitive push button and remote relay

DIN rail mount remote relay unit

Surface mount sensitive push button and remote relay

2

2

1

4.2 Wiring MTPADP-BT-EH-SA to wiegand controller

Grey

Red

Black
White

Yellow

Pink

Blue

Violet

12V 
DC(CC)

D0

D1

+
-

Host/ Unité Centrale/ Unita' centrale/
Sistema receptor/ Controller/ Controller

Max 150m 

By default, the reader is set to Wiegand 26 
bit for both the keypad and the RFID reader.
You can set the reader, using the software, 
to Wiegand 24, 26, 32, 34, 56, 58 bits.
You can set the keypad to send 4, 6 or 8 
bits per key, while the RFID reader (card) 
sends wiegand.

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