User's Manual

Hardware Requirement Specification
(HRS)
Orion Energy Management Doc.No: 61 8003 011
Valid from Revision
P7
Author(s): Jan Elfstrom Page 16/25
CONFIDENTIAL ©TIMELOX AB
5.2.8.7 ActualSetbackUpper - Setpoint in setback cooling 0-99°F
5.2.8.8 ActualSetbackLower - Setpoint in setback heating 0-99°F
5.2.9 Parameters - AAH
5.2.9.1 AAH Parameters – 84 bytes of NV memory storage shall be reserved for
AAH use
5.2.9.2 AAH RFU Parameters - 20bytes
5.2.10 Audit Trail
5.2.10.1 An audit trail of 100 entries shall be included
5.2.10.2 The audit trail shall be designed in a round-robin fashion such that the
oldest event gets overwritten first
5.2.10.3 The audit trail shall be stored in a non volatile memory, e.g. external
E2PROM
5.2.10.4 Each event shall be ten bytes long
5.2.10.5 Alarms e.g. battery-level shall set a flag that can be reset by EMS-system or
service terminal
5.2.11 HVAC Control Chart – Standard Control
Temperature difference from
Guest Setting
Active Outputs
+4 Y, G3 (Cooling)
+3 Y, G2 (Cooling)
+2 Y, G1 (Cooling)
+1 None
0 None
-1 None
-2 W, G1 (Heating)
-3 W, G2 (Heating)
-4 W, G3 (Heating)