Vcm, vcm-x & vcb-x controllers, Vcb-x controllers vcb-x relays setpoints, Smts ii technical guide 62 – Orion System System Manager TS II In-House User Manual
Page 62

Zone
Zone
VCM, VCM-X & VCB-X Controllers
SMTS II Technical Guide
62
VCB-X Controllers
VCB-X Relays Setpoints
Relays Setpoints
Touch the
< Relays>
button to access the Outputs Setpoints
Screens. Touch the radio button next to the desired relay
selection. Choose one relay output from each screen for
Relays 2 through 23 depending on whether you have the
EM1 Module and/or 12 Relay Module installed and confi gured. See
Table 7 on the next page for Relay Defi nitions.
NOTE:
Relay #1 is not confi gurable as it is reserved for the
Supply Air Fan.
Not Used
Digital Compressor
Cooling Stage
Heating Stage
Condenser Fan #1
Condenser Fan #2
Heat Pump Water Valve
Heat Pump Compressor
Heat Pump Reversing Valve
Heat Pump Aux Heat
Heat Pump Emergency Heat
Mod Heat Enable
Mod Cool Enable
Morning Warm-Up / Cool-Down
Reheat
Preheat
Low Ambient
Exhaust Fan
Economizer
Heat Wheel
Occupied Mode
Override Mode
Alarm Indicator
Relays
Table 7: User-Confi gurable Relay Outputs
No. Relay Description
Details
1
Digital Compressor
Confi gured for a Digital Compressor.
2
Cooling Stage
Confi gured for each fi xed stage of cooling (except heat pump compressor).
3
Heating Stage
Confi gured for each fi xed stage of heating.
4-5
Condenser #1
Condenser #2
Confi gured for Condenser Fan/Valve operation. This relay(s) will be active anytime the respective
compressors are active, except if the unit is in Heat Pump Defrost Mode.
6
Heat Pump Water Valve
On a Water Source Heat Pump, this relay will be active anytime compressors are active.
7
Heat Pump Compressor
Confi gured for a Fixed Heat Pump Compressor stage.
8
Reversing Valve
Confi gured for the Reversing Valve of a heat pump unit.
9
Aux Heat
Confi gured for a fi xed stage of Aux Heat in a heat pump unit.
10
Emergency Heat
Confi gured for a fi xed stage Emergency Heat in a heat pump unit.
11
Mod Heat Enable
Confi gure if a 0-10 VDC Modulating Heat source needs a relay to enable it.
12
Mod Cool Enable
Confi gure if a 0-10 VDC Modulating Cool source needs a relay to enable it.
13
Morning Warm-Up/
Cool-Down (VAV Boxes)
Confi gure (1) Relay for Morning Warm-Up/Cool-Down when Non-Orion VAV/Zone Controllers are
used.
14
Reheat
Confi gure (1) Relay for On/Off Reheat when used.
15
Pre-Heat
Confi gure for Pre-Heat operation.
16
Low Ambient
Confi gure for Low Ambient operation.
17
Exhaust Fan
Confi gure (1) Relay for enabling exhaust fan when Building Pressure Control is used.
18
Economizer Active
If confi gured, this relay will energize if unit is in Economizer mode and the damper has moved 5%
above its Economizer Minimum Setpoint position.
19
Heat Wheel
Confi gure (1) Relay that turns heat wheel on when in Occupied operation and turns heat wheel off
when in Economizer Mode.
20
Occupied Active
If confi gured, this relay will energize whenever the unit is in the Occupied Mode.
21
Override Active
If confi gured, this relay will energize anytime the space sensor Push-button override is active.
22
Alarm Active
If confi gured, this relay will energize anytime a VCB-X alarm is active.