Description
TPPR UPS 20A DC Module
A number of power supply options are available, including 120 W, 240 W and 480 W 24 Vdc power supply units, a redundancy module which switches to an alternative supply in the case of failure and a UPS module which charges a back-up battery to be used in the event of a main power failure.
Touchpoint Pro Uninterruptable Power Supply Module (UPS)
Touchpoint Pro UPS Connections
Touchpoint Pro UPS Status Relays
| Uninterruptible Power Supply Module (UPS) | |
|---|---|
| Description | 23.3 Vdc - 30 Vdc |
| Input Current | 70 mA typical internal current consumption |
| Current consumption for battery charging in constant current mode at 24V input | |
| 1.7 A typical at battery selector position <10Ah | |
| 3.4 A typical at battery selector position >10Ah | |
| Output Voltage | 24 Vdc (nominal) in Normal Operation |
| Adjustable in Battery Operation | |
| Output Current | max. 25 A in Normal Operations |
| min. 20 A in Battery Operation | |
| Allowed Batteries | 2 x 12 V |
| 3.9 Ah – 130 Ah | |
| VRLA lead acid type | |
| Dimensions (W x H x D) | 1.81 in. x 4.88 in. x 5 in. (46 mm x 124 mm x 127 mm) |
| Operating Temperature | -40°C to +70°C |
| Derating 60°C to 70°C | 0.5 A/ºC |
| Storage Conditions | -40°C to +85°C, 5% to 95% RH |
| Operating Humidity | 5% to 95% RH (non-condensing) |
| The UPS connections are as follows: | ||
|---|---|---|
| Terminal Identification | Label | Purpose |
| Input DC 24 V | + | DC Supply +V |
| - | DC Supply -V | |
| - | DC Supply -V (spare) | |
| Output DC 24 V 20 A | + | +V Supply to Touchpoint Pro system |
| - | -V Supply to Touchpoint Pro system | |
| Battery | + | Battery + |
| - | Battery - | |
| The UPS is equipped with status relays as follows: | ||
|---|---|---|
| Terminal Identification | Label | Purpose |
| 1 | Ready | Contact is closed when both batteries are charged, all OK |
| 2 | ||
| 3 | Buffering | Contact is closed when UPS has switched to battery power |
| 4 | ||
| 5 | Replace Battery | Contact is closed when a battery quality fault is detected |
| 6 | ||
| 7 | Inhibit | DO NOT USE |
| 8 | ||
