Contemporary Controls BASstat Series User Manual page 25

Bacnet communicating thermostat for multi-stage heating/cooling/ventilation
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Item
Mnemonic
E58
rSt
Reset all parameters including communication
and control algorithm to the factory defaults
E59
End
Exit Engineer Mode Menu
Lock Function Setup and Examples
The 16-bit binary encoded decimal register accessed through Lock [AV17] BACnet object
and LOC engineering menu item is used to enable/disable features in the thermostat. The
first 10 bits are used (bit 0 ~ bit 9), bits 10~15 are reserved/unused. Bits are represented
by their decimal values and are added or subtracted to toggle from "0" to "1". Add a bit's
decimal value to toggle to "1" or subtract a bit's decimal value to toggle to "0". See table
below.
Bit Definition:
0: MODE button
1: DOWN button
2: UP button
3: FAN SPEED button
5: SET (or ℃/℉) button
4: POWER On/Off button
6: ESI contact detection
7: Door/Window contact
detection (unused)
8: Modification for communication
parameters
i.e., baud rate, MAC addr, device inst.
9: Control DOs by thermostat algorithm
(0) or BACnet sup. (1)
10~15: reserved/unused
Bit Value:
0: Unlock / enable
1: Lock / disable
UM-15090000-AA8
Description
Decimal Value to Write:
(dec=1)
(dec=2)
(dec=4)
(dec=8)
(dec=16)
(dec=32)
(dec=64)
(unused)
(dec=256)
(dec=512)
(unused)
°C Scale
Default
Add decimal values to lock multiples. Bold decimal number is the example
value to write to Lock object. Examples:
Unlock/enable all (0) – this will also enable ESI DI1 (add 64 to all values
below to maintain default occupancy selection over BACnet).
Lock MODE button (1) Lock DOWN button (2)
Lock MODE & DOWN (3 = 1+2)
Lock UP button (4)
Lock MODE & DOWN & UP (7 = 1+2+4)
Lock FAN SPEED button (8)
Lock MODE & DOWN & UP & FAN (15 = 1+2+4+8)
Lock POWER button (16)
Lock MODE & DOWN & UP & FAN & POWER (31 = 1+2+4+8+16)
Lock SET button (32)
Lock MODE & DOWN & UP & FAN & POWER & SET (63 = 1+2+4+8+16+32)
ESI contact disable (64 – default). When the default value of 64 is maintained,
occupancy is set over BACnet and SET user button.
Lock MODE & DOWN & UP & FAN & POWER & SET & disable ESI DI1 (127
= 1+2+4+8+16+32+64)
Door/Window contact detection (unused)
Lock the modification for communication parameters such as baud rate and
mac address (256)
Lock MODE & DOWN & UP & FAN & POWER & SET & disable ESI DI1 &
modification for communication parameters (383 = 1+2+4+8+16+32+64+256)
DOs control commanded by BACnet (512)
°F Scale
Range
Default
Range
Use
Caution!
Page 24
Step
Press MODE to
load reset
Press MODE to
exit engineering
menu

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