Control Functions

SDC / DHC

 

 

6.1.1Connection and settings table

Function

 

Adjustable

 

Inputs

 

 

 

Comment

 

 

at output

 

Fixed

 

Optional

 

 

 

 

 

 

 

 

 

 

 

 

 

assign

 

(VI 1/2)

 

 

 

 

 

 

ment

 

 

 

 

DHW loading

 

SLP

SF

---

 

Fixed sensor input

 

 

 

 

 

 

 

Direct heating circuit

 

DKP, MK-1,

---

---

 

 

controlled by weather

 

MK-2

 

 

 

 

 

conditions

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Mixed heating circuit

 

MK-1, MK-2

VF1,

---

 

Fixed sensor input for respective

controlled by weather

 

 

 

VF2

 

 

 

mixed heating circuit

conditions

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Circulation pump

SLP, DKP,

---

---

 

 

 

 

VA1, VA2

 

 

 

 

 

 

 

 

 

 

 

Electric heating rod

SLP, DKP,

---

---

 

 

 

 

VA1, VA2

 

 

 

 

 

 

 

 

 

 

 

 

Constant control

 

DKP, MK-1,

VF1,

---

 

Sensor for connection to MK

 

 

MK-2

VF2

 

 

 

 

 

 

 

 

 

 

Fixed-value control

MK-1, MK-2

VF1,

---

 

Sensor for connection to MK

 

 

 

 

VF2

 

 

 

 

 

 

 

 

 

 

 

Boiler return control

 

MK-1, MK-2

VF1,

---

 

 

 

 

 

 

VF2

 

 

 

 

 

 

 

 

 

 

 

Bypass pump (..VV..)

 

VA1, VA2

---

---

 

 

 

 

 

 

 

 

 

Charging pump

 

DKP, VA1,

---

---

 

 

 

 

VA2

 

 

 

 

 

 

 

 

 

 

 

 

Boiler circuit pump 1

 

DKP, VA1,

---

---

 

 

 

 

VA2

 

 

 

 

 

 

 

 

 

 

 

 

Boiler circuit pump 2

 

DKP, VA1,

---

---

 

 

 

 

VA2

 

 

 

 

 

 

 

 

 

 

 

 

Global malfunction

 

DKP, VA1,

---

---

 

 

message

 

VA2

 

 

 

 

 

 

 

 

 

 

 

 

Timer

 

DKP

---

---

 

 

 

 

 

 

 

 

 

Solar loading pump

 

DKP, VA1,

KVLF,

 

KRLF

Return flow sensor option

(SDC 8-21, SDC 9-21,

 

VA2

KSPF

(14)

 

 

SDC 12-31,

 

 

 

 

 

 

 

 

DHC 43-2)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

116

EN2H-0221GE51 R0808

Page 116
Image 116
Honeywell EN2H-0221GE51 R0808 service manual VF2, Slp, Dkp, DKP, VA1 VA2, DKP, VA1 Kvlf Krlf, VA2 Kspf

EN2H-0221GE51 R0808 specifications

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