Configuration and control parameters – Honeywell MICRONIK 200 R7426A User Manual

Page 3

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R7426A,B,C TEMPERATURE CONTROLLER WITH AND WITHOUT REAL-TIME CLOCK

3

EN1B-0203GE51

R0507C

CONFIGURATION AND CONTROL PARAMETERS

The controllers R7426A,B,C include two groups of settings

*)

(I and II) for control and configuration parameters that are

automatically selected during programming. For parameter Ctrltyp = Lo, setting I is selected, and for parameter Ctrltyp =
Hi1/Hi2, setting II is selected.

config. par.

R7426

no.

name

description

default
setting A B C

actual

value

C.01 DIR/REVY1 Selects the output action of Y1 to adapt the valve or damper direction

Dir

x

C.02 DIR/REVY3 Selects the output action of Y3 to adapt the valve or damper direction

Dir

x

C.03 DIR/REVY2 Selects the output action of Y2 to adapt the valve or damper direction

Dir

x

Dir

Rev

Direct acting output signal

Reverse acting output signal

C.04 Ctrltyp

1)

Control type selects the setpoint operating range and default parameter

setting I or II.

Lo

for I

x x x

set-

pt.

operating range

setting

*)

Lo

Hi1

Hi2

0...50°C

for ventilation systems (factory preset)

0...130°C

for heating systems

0...130°C

with pump ON/OFF operation

I

II

II

C.05 CPATYP

Selects the Control Point /SetPoint Adjustment type.

0

x x x

CPA

TYP

potentio-

meter range

CPA/SPA

range

sensor / remote setpoint unit type

numbers

0 internal CPA:

±5K internal

1 953...1053

Ω CPA: ±5K

T7412B1016 (Pt 1000)

2

100k

Ω...0Ω CPA:

±5K

T7412B1057 / T7412C1030 (Pt 1000)

T7412B1008 / T7412C1006 (NTC 20k

Ω)

43193982-001

3

10...20k

SPA:

15 ... 30

°C

T7412B1024 (BALCO 500)

T7412B1040 (Pt 1000)

4

0...10k

Ω CPA:

±5K

HCW 23 (setpt wheel printed with +/- 5 K)

5 0...100k

Ω SPA:

15...30

°C 43193982-001

6

0...100k

SPA: 0...50

°C

or 0...130

°C

43193982-001

C.06 YRange

Selects the output control range for all outputs (Y1, Y2, and Y3)

1

x

0

1

2 ... 10 Vdc

0 ... 10 Vdc

C.07 Startup

Enables the start-up routine

OFF

x x

OFF

ON

Disabled

Enabled

C.08 Y1Mode

Y1 output mode selects an individual output function for Y1

4

x x

C.09 Y3Mode

Y3 output mode selects an individual output function for Y3

4

x

C.10 Y2Mode

Y2 output mode selects an individual output function for Y2

4

x

0

1

2

3

4

Synchronous / floating

2 stage ON/OFF

3 stage binary coded ON/OFF

Pulse-width modulation

Unconfigured

C.11 YMode

Selects the output mode for sequence operation or multistage ON/OFF func.

0

0 Damper, cooling and heating (Y1,Y2, Y3)

x x

1

Sequence control for heating or cooling (Y1,Y2, Y3);

or 6-stage ON/OFF

x

x

x

2

Sequence control for heating (Y1, Y3) and cooling (Y2);

or 4-stage ON/OFF for heating (Y1, Y3), and cooling (Y2)

x

x

x

3

Sequence control for cooling (Y1, Y3) and heating (Y2);

or 4-stage ON/OFF for cooling (Y1, Y3), and heating (Y2)

x

x

x

4 Two-position damper control (Y1), heating (Y3) and cooling (Y2)

x x

5 15-stage binary coded ON/OFF for heating (Y1, Y3), and cooling (Y2)

x

Table 4. Configuration parameters R7426A,B,C

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