DriSteem Vapor-Logic Guide d'installation télécharger pdf (Page 3)

VAPOR-LOGIC

PROGRAM CODE NOMENCLATURE

A six digit VAPOR-LOGIC

program code appears on the front of the control cabinet and on the wiring diagram inside

of the control cabinet. The program code specifies the parameters necessary for the VAPOR-LOGIC microprocessor

to control your system. An explanation of the program code is detailed below.

VAPOR-LOGIC

PROGRAM CODE

A. Type of water level control:

VSDI with manual drain = D

Probe with manual drain = M

Probe with auto drain = A

EOS/DI drain = E

B. Operating mode:

Single staged = 1 Steam valve (ANALOG) = 6

Externally staged = 2

Zone valve = 3

TP = 4

SCR (DIGITAL) = 5

C. VAV options:

V = Option

O = Otherwise

D. Temp. comp. options:

T = Option

O = Otherwise

E. Aquastat options:

A = Option

O = Otherwise

F. Type of humidity sensing device:

N = None, for off-on

C = 0-135 ohms humidistat

D = 6-9 VDC humidistat

E = 4-20 MA humidistat

X = 4-20 MA transmitter

S = Special

Example: Code number: VL2A4OOOX

A. Probe with auto drain

B. TP

C. Otherwise

D. Otherwise

E. Otherwise

F. 4-20 MA transmitter

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DriSteem Vapor-Logic Guide d'installation Page 3