CompTrol Interface V4.0.x | Issue 21-05-2021 | 1000932 77
Program 9 – direct frequency request with cascading
No. Name No. Name
9 Volt-free digital outputs 10 Digital inputs
11 CompTrol Interface expansion module 12
Isolation amplifier IN: 0-10 V DC, OUT:
0-10 V DC
13
Isolation amplifier IN: 0-10 V DC,
OUT: 0-10 V DC
14
Control unit of building services manage-
ment system (BMS)
15 CompTrol Interface expansion module - -
15.2.4 Setting program 9 via DIP switch S1
S1-1 S1-2 S1-3 S1-4 Designation
ON OFF OFF ON Program 9: Direct frequency request with cascading
Table 54: DIP switch setting for program 9
15.2.5 Setting functions for program 9 via DIP switch S2
The following table lists the functions for program 9 in brief. See “5 Functions of the CompTrol
Interface expansion module” on page 23 for a detailed description of the functions.
DIP switch Status Function
S2-1
ON
OFF
CompTrol Interface is congured as master in the X/Y remote control bus
CompTrol Interface is congured as slave in the X/Y remote control bus
S2-2
ON
OFF
X4b-II, operating signal; X4c-III, heating signal
X4b-II, compressor signal; X4c-III, defrost signal
S2-3 | S2-4
See “15.4.1 Setting the signal ranges via DIP switch S2” on page 82 for setting the
DIP switches for the analog signal ranges.
S2-5
ON
OFF
Forced mode
Inoperative
S2-6
ON
OFF
All digital outputs are closed without a signal (NC).
All digital outputs are open without a signal (NO).
S2-7
ON
OFF
Setting determines the value shown on the 7-segment display (see “4.7
7-segment display” on page 21).
S2-8
ON
OFF
Setting determines the value shown on the 7-segment display (see “4.7
7-segment display” on page 21).
Table 55: Functions in program 9
15.2.6 Setting the analog signal type on S4 and S7
The position of the jumpers on pin headers S4 and S7 determines the current analog signal type
(see “4.4.1 Analog input X3” on page 19).
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