ZIEHL-ABEGG CXE/AV, Operating Instructions Manual, Page: 67 / 121

Setting of the desired function
Function Designation
OFF no function
Constant voltage 10 V
(1A)
Constant v10 V
Factory setting for
“ A2 ” at operation with one control circuit.
1. Control signal
(2A)
Controlled 0 - 10 V output for control circuit 1 (factory setting for “ A1 ” )
E1
(3A)
proportional input “ E1 ”
E2
(4A)
proportional input “ E2 ”
Group2
(5A)
Group control (see controller setup group 2)
2.Cooling
(6A)
Only for mode 2.03 temperature controller with additional functions.
Controller output 2 with rising activation at Actual>Nominal = Cool .
2.Heating
(7A)
Only for mode 2.03 temperature controller with additional functions.
Controller output 2 with rising activation at Actual<Nominal = Heat .
2. control signal
(8A)
Controlled 0 - 10 V output for control circuit 2 (factory setting for “ A2 ” at operation
with second control circuit).
Control circuit 2 can be activated by programming the E2 function if required (see Base
setup / Operation with second control circuit).
Modulation
(9A)
proportionally 1.Control signal
Group3
(11A)
Group control (see controller setup group 3)
Group4
(12A)
Group control (see controller setup group 4)
Offset control sig. 1
(14A)
Offset control signal 1
Offset setting (see controller setup)
Factory assignments: Virtual outputs / actual outputs
Virtual output Actual output
Explanation
AO1
A1
Signal
A1 MODBUS Master
AO2
A2
Signal
A2 MODBUS Master
AO3 n.a.
not available
(no output assigned)
AO4 n.a.
not available
(no output assigned)
AO5 n.a.
not available
(no output assigned)
AO6 n.a.
not available
(no output assigned)
Operating Instructions UNIcon MODBUS Master Programming
L-BAL-E255-GB 1901 Index 001 Part.-No.
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