Standard and Protection Features
975-0402-01-01 1–3
This guide for use by qualified installers only
• short circuit protection for the BTS and communication
connector ports including protection from incorrectly
inserting the remote panel communication cable plug into
the BTS port and vice versa
• drip-proof rubber boots for DC terminals for added
moisture protection
• IP-32 drip protection rating1
• locked fan2 protection
The Truecharge™ 2 Battery Charger provides the following optional
features:
• an optional remote panel3 which can be mounted up to
15 m (50 ft) away for remote control and monitoring.
• an optional battery temperature sensor4 (BTS) provides
battery temperature voltage compensation from 0 to
70 °C (-13 to 158 °F)
The optional Battery Temperature Sensor (BTS) provides these
protection features:
• battery under temperature charging protection preventing
battery charging at -25 °C or below
• battery over temperature charging protection preventing
battery charging at 70 °C or higher
• charging voltage compensation based on the temperature
of the battery the optional BTS is connected to
1.In two specific installation orientations–see Figure 2-2, “Truecharge™ 2 Battery Char-
ger Mounting Orientations” on page 2–7.
2.A locked fan occurs when the fan’s blades are hindered from turning by objects such as
insects or accumulated debris that can obstruct the fan’s operation. The Truecharge™ 2
Battery Charger sounds an alarm if the fan suddenly stops turning. If the fan does not
resume turning after a minute, the charger reports a fault and immediately stops charging.
3.Part number: 808-8040-00
4.Part number: 808-0232-01