Installation Instructions

2
Carlo Gavazzi Controls S.p.A.
SBP2WDI48524
SBP2WDI48524 ENG14/12/2018
Features
Power Supply
Rated operational voltage 24 VDC (±20%), 20 mA, CL.2
Rated operational power 400 mW (display excluded)
Reverse-polarity protection Yes
Connection
A1 (+) 24 VDC
A2 (-) 24 VDC
A (-) RS485 bus for display
B (+) RS485 bus for display
GND
24
(internally connected Max 5.5 A + display)
Make sure that you use the correct power supply. The display is powered
through the SBP2DI48524 and the internal connection can handle max.5.5 A.
Power-ON delay Typical 2 s
Power-OFF delay ≤ 1 s
No isolation between power supply
and RS485
Standard compliance
a. IEC60950/UL60950 (information technologies),
b. IEC61010/UL61010 (test and laboratory instrument),
c. IEC60664
Modbus specications
RS485 Max. one display can be connected
RS485 3 wires (A-, B+, GND)
Protocol JBUS/MODBUS compatible
Bit number 8
Stop bit 1 or 2
Parity bit none, odd, even
Address 1 to 255
Baud rate 2400, 4800, 9600, 19200, 38400, 57600, 115200 bit/sec
Max. response time to request 200 ms
Modbus functions supported 01, 02, 03, 04, 05, 06, 15, 16, 08
Compatible with Modbus request for
display
Carpark 2 and Carpark 3
Dupline
®
specications
Dupline
®
voltage rated 8.2 V
Maximum Dupline
®
voltage 10 V
Min. Dupline
®
peak voltage 5.5 V
Maximum Dupline
®
current 1.1 mA