HCS User Manual
42
COSMOS
®
ChargeGuard EX Enabled HCS
COSMOS
®
ChargeGuard EX is an alternate COSMOS
®
two extra control wires to facilitate ChargeGuard functionality. COSMOS
®
ChargeGuard EX is a standalone function, only enabled when the COSMOS
®
Serial Interface is inactive.
NOTE: All of the standard COSMOS
®
Share2 and Digital Load Management
wiring as described in the COSMOS
®
Load Management Enabled HCS
section remain the same.
Activation of the COSMOS
®
ChargeGuard EX enabled HCS unit can be enabled
with items such as:
1. An RFID key card
2. An External button
3. A Remote connection
The COSMOS
®
ChargeGuard EX can be wired for either one time access per
External Enable or for continuous access until disabled. Control wires are Grey
and Violet, as shown in Figure 22 and Table 8.
NOTE: If an electric vehicle is connected when a COSMOS
®
ChargeGuard
EX turns on after a power failure, one charge session will be allowed to
accommodate for power outages.
To enable COSMOS
®
ChargeGuard EX, wire the Green ground wire included in
the 10-wire harness to the ChargeGuard EX Grey wire as indicated Table 8 and
shown in the Figure 23.
Figure 22: COSMOS
®
ChargeGuard EX Control Wires
Figure 23: Enable COSMOS
®
ChargeGuard EX
Table 8: COSMOS
®
ChargeGuard EX Wiring
ChargeGuard EX Wire Color Ungrounded Grounded
COSMOS EXternal-Enable Grey Standard operation EX mode
COSMOS EX-Activate Violet Charge not allowed Allows charging session
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