14/2
8
MODE
: Sets what control function the relay serves : HEAT, COOL, BOTH,
CO2 or as an Auxiliary Time Switch relay.
DEADBAND
: The temperature gap in degrees C, from the controllers setpoint
until the relay is enabled to turn ON.
SW
(itch)
DIFF
(erential) : The amount of temperature change in degrees C back towards
the setpoint to turn the stage off again.
SW
(itch ON)
DELAY
: Delay in Minutes & Seconds until the relay stage turns on after
exceeding the deadband setting.
RELAY SUMMARY SCREEN EXAMPLES
R
M
= RELAY # (1-4)
= MODE OF OPERATION (H,C, B, 0, TIME SW2)
D_B
= DEADBAND (0-25c)
S_D
= SWITCHING DIFFERENTIAL(0.1-20c)
Tdly
= TIME DELAY (0-99 min)
HEVAC CONTROL AGENCIES PTY LTD. 7/54 HOWLEYS RD.
NOTTINGHILL, VIC. 95627888
www.hevac.com.au
07/11
/19
RELAY PARAMETERS PROGRAMMING... continued
0 = CO2 MODE
SELECT RELAY TO EDIT
CO2 SUMMARY SCREEN
A
HEATING STAGE SUMMARY SCREEN
RELAYS 1-4 CAN BE ASSIGNED FOR USE AS :
UNUSED
: COOL ONLY (C)
: HEAT ONLY (H)
: HEAT & COOL (B)
: CO2 (0)
: TIME SW. 2
SUMMARY SCREEN
MODE
SETTINGS
SETTING SCREEN LABEL DESCRIPTIONS
