Frigor Tstat Series, Manual

Page: 46 / 56

Tstat Series
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Address Register Name Register and Description
396 MODBUS_SPECIAL_MENU_LOCK
"SPECIAL_MENU_LOCK, Special menu lockout via keypad, serial port only,
0=Full Menu, 1=Menu Disabled, 2=Typical small menu system, 3 = The user
can adjust the setpoint in menu mode, 4 = Partial menu enabled
When the LOC parameter isset to ‘1’ the keypad will be locked out from all
menu operations. The normal operation of the keypad is not affected; the fan
and setpoint buttons work as usual.
When the LOC parameter is set to ‘2’ the keypad will be locked out from partial
menu operations allowing maintenance personnel to access some of the less
critical menu parameters while maintaining a LOC on functions reserved for the
primary administrator. This option allowsaccess to calibration of the internal and
external temperature sensor (CAL and CAE) and the override time parameter
(ORT).
LOC = 3,The user can not do anything from keypad except enter menu mode.In
menu mode,the user can set setpoint ,fan speed,calibration and override timer.
When the menu system is locked out, the only way to adjust the tstat param-
eters is through the network port or through the communications jack at the
bottom of the tstat. The parameter can be set back to ‘0’ only though the com-
munications ports as well
LOC = 4,User can adjust setpoint and fan speed from keypad,and en-
ter menu to operate part of menu,include CAL,pterm,iterm,SOP,cooling
deadband,heating deadband,C/F units and factory default."
397 MODBUS_DISPLAY Spare
398 MODBUS_ICON
ICON TABLE Set when certain icons are on/off ICON1 : TBD list the icons
here, one for Tstat6 and one for Ttsat7 (TBD)day icon night icon heating icon
cooling icon fan icon
399 MODBUS_LAST_KEY_TIMER Last key pressed counter. Minutes since the used last pressed a key.
400 MODBUS_KEYPAD_VALUE Keypad encoded value. Last keypress, READ ONLY
401 MODBUS_DISPLAY_HUNDRED
LED hundred’s digit, , can drive the LEDs manually when the display register
381 is set to manual (5)
402 MODBUS_DISPLAY_TEN
LED ten’s digit code, can drive the LEDs manually when the display register
381 is set to manual (5)
403 MODBUS_DISPLAY_DIGITAL
LED ten’s digit, , can drive the LEDs manually when the display register 381 is
set to manual (5)
404 MODBUS_DISPLAY_STATUS
LED one’s digit code, can drive the LEDs manually when the display register
381 is set to manual (5) LED discrete status symbols, can drive the LEDs
manually when the display register 381 is set to manual (5)
405 MODBUS_ROUND_DISPLAY
"Rouding display. 0 = round the display to the nearest digit; 1 = round the dis-
play to the nearest 1/10 unit;
5 = round the display to the nearest 1/2 unit. 2,3,4 reserved."
406 MODBUS_MIN_ADDRESS
The minimum address which the device can accept, use this to limit addresses
to a certain de
fi ned band.
407 MODBUS_MAX_ADDRESS
The maximum device address can be set. The device address should between
min and max address, default is 254
408 MODBUS_EEPROM_SIZE Show the size of E2 chip. 0 = 24c02, 1 = 24c08/24c16.
409 MODBUS_TIMER_SELECT
Assign the timer to be used for which feature. 0 = period timer, 1 = rotation
timer,2 = interlock, 3 = PWM timer
410 MODBUS_YEAR Clock, year