Boiler Controller BV2s (BD2s)

08th October                  Software release notes


Unless specifically excluded all features apply to both versions.

  1. Reply with '----' as the label for config variable requests which are invalid.
  2. Remove 'nv_names' and replace with config style variables for all supervisor variables to support next version of Doorway which will decode the four character labels to full text in local language. These variables are now all available from any ZON-LCD controller.
  3. Add support for Secondary Boilers
  4. Add support for next/previous to requests for config variables, gets next valid variable.






label

Doorway code

DHW type description

OCCD

I2  (C31)

occupied, some demand signal is being received

BLRA

I3  (C32)

Boiler A relay status

BLRB

I4  (C33)

Boiler B relay status

PMPA

I5  (C34)

Pump A relay status

PMPB

I6  (C35)

Pump B relay status

HTOP

I7  (C36)

Heating relay status

HWOP

I8  (C37)

DHW relay status

AUTO

W1  (C38)

Automatic, control mode

OVRD

W2  (C39)

Override   

CGST

W8  (C45)

Configuration mode status

FLOW

S1  (C50)

Boiler flow temperature

RTRN

S2  (C51)

Boiler return temperature

HWTP

S3  (C52)

Hot Water Temperature

OUTS

S4  (C53)

Outside temperature

FLSP

S5  (C54)

Boiler flow setpoint

BLOP

S6  (C55)

Boiler control output to sequencer

HWOP

S7  (C56)

DHW control output

MAXF

K1  (C60)

Maximum flow temperature

MINR

K2  (C61)

Minimum return temperature

HWSP

K4  (C62)

Hot Water Setpoint


Boiler Controller BV2s (BD2s)


label

Doorway code

VT type description

OCCD

I2  (C31)

occupied, some demand signal is being received

BLRA

I3  (C32)

Boiler A relay status

BLRB

I4  (C33)

Boiler B relay status

PMPA

I5  (C34)

Pump A relay status

VTOP

I6  (C35)

VT valve open

VTCL

I7  (C36)

VT valve close

VPMP

I8  (C37)

VT Pump

AUTO

W1  (C38)

Automatic, control mode

OVRD

W2  (C39)

Override   

CGST

W8  (C45)

Configuration mode status

FLOW

S1  (C50)

Boiler flow temperature

RTRN

S2  (C51)

Boiler return temperature

VTMP

S3  (C52)

VT temperature

OUTS

S4  (C53)

Outside temperature

FLSP

S5  (C54)

Boiler flow setpoint

BLOP

S6  (C55)

Boiler control output to sequencer

VPSN

S7  (C56)

VT Valve Position

MAXF

K1  (C60)

Maximum flow temperature

MINR

K2  (C61)

Minimum return temperature