Feature
Value
Output data
[byte]
128 (process data) and 42 (diagnos‐
tic data)
194 (process data)
Data content
"Technical description
SIGMA CONTROL 2 process im‐
age", document number 7_7601xPA.
"Technical description
SIGMA AIR MANAGER 4.0 process im‐
age", document number 7_9696_PA.
Tab. 23 Technical Specifications - Modbus TCP interface
Assignment of the Modbus TCP interface
Pin *
Signal
Conductor colour Description
1
TD+
Yellow
Send positive (positive transmit)
2
TD–
Orange
Send negative (negative Transmit)
3
RD+
White
Positive receive
4, 5, 7, 8 —
—
—
6
RD-
Blue
Negative receive
Housing Cable shield —
High-impedance (1 MOhm/47 nF) connection with func‐
tional earthing (FE)
* Position of pins 1 through 8, see chapter 9
Tab. 24 Assignment of the Modbus TCP interface
Recommended conduit
Feature
Value
Conductor
Network conductor, CAT5 shielded, CU, for example: 7.7629.0
Plug
Bus plug RJ45, IP20, for example: 7.7628.0
Maximum cable length [m]
100
Tab. 25 Recommended conductors - Modbus TCP interface
3.2.4 DeviceNet module
Communications module
Characteristic
Value
Bus
DeviceNet adapter (Slave), galvanically isolated
EDS file
324-8172-EDS_ABCC_DEV_V_2_3_1.eds
Features
Implicit and explicit messaging, UCMM, change-of-state, cyclic IO, polled IO
Baud rate [kbps]
Automatic recognition, possible baud rates: 125–500
Input data [bytes] 64
Output data [bytes] 128
Data content
“Technical description SIGMA CONTROL 2 process image“, document num‐
ber 7_7601xPA.
Tab. 26 Technical data - DeviceNet communications module
3
Technical Specifications
3.2
Communication modules
No.: 901700 14 E
Service Manual Controller
SIGMA CONTROL 2 BLOWER ≥ 4.0.X
15
