Fieldbus Technical Data - Siemens bt300 Operator's Manual

Chapter 6 - Technical Information

Fieldbus Technical Data

Terminal
17
Common for DI 1 - DI 6
18
Analog Output 1 Signal (+)
19
Analog Output 1 Common (-)
30
24 Vdc Input Voltage
A
RS-485 -
B
RS-485 +
21
Relay Output 1 Normally Closed
22
Relay Output 1 Common
23
Relay Output 1 Normally Open
24
Relay Output 2 Normally Closed
25
Relay Output 2 Common
25
Relay Output 2 Normally Open
32
Relay Output 2 Common
33
Relay Output 2 Normally Open
APOGEE P1
Interface
Data Transfer
Method
Transfer Cable
Connector
4800, 9600
Baud Rate(s)
0 to 127
Addresses
176 | 180
Siemens Industry, Inc.
Building Technologies
Signal/Description
Slot B
Fieldbus Technical Data
BACnet MS/TP
RS-485
RS-485, half-duplex
STP (Shielded Twisted Pair), Belden 9841 type or similar
14 AWG (2.5 mm
9600, 19200, 38400,
76800
0 to 127
Siemens BT300 HVAC Drive
Specification
0 through 10 Vdc or 0 through 20 mA (selection with
DIP switch)
Resolution: 0.1%, Accuracy: ±1%
±10%; Maximum 250 mA; Used for power backup of
control unit.
Fieldbus Negative
Fieldbus Positive
Switching capacity: 24 Vdc/8A; 250 Vac/8A;
125 Vdc/0.4A
Minimum switch load: 5 Vdc/0 mA
Switching capacity: 24 Vdc/8A; 250 Vac/8A;
125 Vdc/0.4A
Minimum switch load: 5 Vdc/0 mA
Switching capacity: 24 Vdc/8A; 250 Vac/8A;
125 Vdc/0.4A
Minimum switch load: 5 Vdc/0 mA
Modbus RTU Metasys N2
)
2
9600
300, 600, 1200,
2400, 4800, 9600,
19200, 38400,
57600, 76800,
115200, 230400
1 to 247 1 to 255
BACnet IP Modbus TCP
100BaseT, 802.3
Ethernet half/full duplex
CAT5e STP
Shielded RJ45
10/100 Mbits/s, auto-sensing
NA
DPD01809
2016-06-07