Logger; Power Supply - TESTO 454 Getting Started

Connections 2 : Bus/ Power supply
Mains adapter power
supply
Trigger +:
Trigger -:
Alarm 1:
Alarm 2:
Connections 1 : Probe
Probe 1
Probe 3
Probe 4
Probe 2
LED status display
Yellow flashes Rech. battery almost spent
Yellow lights up Rech. battery is recharged
Green flashes Power supply via
rechargeable battery
Green lights up External
power supply via
mains unit or bus
Red lights up Error message

3.1 Logger

3.1.1 Power supply

Power supply to the logger is via:
· Mains unit (0554 1084)
· Testo rechargeable pack NiMH (0515 0097)
· Commercially available batteries or rechargeable batteries ( Type AA)
3.1.2 Control elements and probe connections
Bus
red
colourless
yellow
green
The logger is equipped with four probe sockets. The following probes can be operated
with the logger:
All thermocouple temperature probes
(types K, J, S,T, including with EEPROM)
Temperature probe (NTC)
Pressure probes
Vane probes
Humidity probes w/ integrated calibration keys
Humidity probes w/o integrated calibration keys
Thermal probes
CO2 probe
Ambient CO2 probe
Ambient CO probe
Gas leak detection probe
Combi probe for %RH, °C, m/s
Shell anemometer
Pt 100 probe
U / I probe
rpm probe
WBGT probe
3. Product description 35
Connections 2
Markings to plug on
other boxes
Contacts for Testo databus
Status LED
Housing catch
Connections 1