Manual
Modbus Register Table
I/O Modbus Holding Register I/O Type Units I/O Range Holding Register
Representation
Terminal
Block La-
bels
Gateway Any Node Min. Val-
ue
Max.
Value
Min.
(Dec.)
Max.
(Dec.)
1 1 1 + (Node# × 16) Discrete IN 1 - 0 1 0 1 DI1
2 2 2 + (Node# × 16) Discrete IN 2 - 0 1 0 1 DI2
3 3 3 + (Node# × 16) Analog IN 1 mA 0.0 20.0 0 65535 A1
4 4 4 + (Node# × 16) Analog IN 2 mA 0.0 20.0 0 65535 A2
5 5 5 + (Node# × 16) Battery Sense (inter-
nal)
V 0.0 10 0 65535 A3
6 6 6 + (Node# × 16) Thermistor IN °F/°C -1638.3 +1638.4 -32768 32767 A4
7 7 7 + (Node# × 16) Reserved
8 8 8 + (Node# × 16) Device Message
9 9 9 + (Node# × 16)
10 10 10 + (Node# × 16) Discrete OUT 2 - 0 1 0 1 DO2
11 11 11 + (Node# × 16)
12 12 12 + (Node# × 16)
13 13 13 + (Node# × 16)
14 14 14 + (Node# × 16) Switch Power (inter-
nal)
15 15 15 + (Node# × 16) Control Message
16 16 16 + (Node# × 16) Reserved
Node Modbus Register: The Gateway uses the first 16 registers followed by each Node in the network, based on the Node address. For
Node 5, the starting Modbus registers are 1 + (Node# × 16) = 1 + (5 × 16) = 81, the ending register is 97.
Use one of Omega’s 44006 or 44031 families of 10kΩ thermistors.
The Battery Sense feature detects if the Node is being powered by the solar assembly, 10-30V dc, or by the DX81P6 6-Pack Battery
Supply Module. The sensor reads 5.0V for solar power, 4.0V for 10-30V dc power, and 3.6V when powered by the DX81P6.
SureCross DX80 FlexPower Solar Node
P/N 140373 rev. B www.bannerengineering.com - tel: 763-544-3164 5