Tettex 2293 - Temperature Measurement; User Interface System; Printer Paper Specification; Tap Changer Interface

14
Introduction
1.5.5 Temperature Measurement
Built-in Channels
6
Max. Meas. Channels
30 (6 internal + 3x external 8CH box “2293T”)
Sensor Probe
PT100 Class A
Temperature
Accuracy
-20°C … +150°C
± (0.41°C + 0.2% T
Meas
)
1.5.6 User Interface System
MMI
7” graphical touch screen interface
Memory:
>10'000 measurements
Communications:
USB 2.0
LAN connection
Data can be saved on a memory stick or directly transferred to
PC
Printer:
Thermal
1.5.7 Printer paper Specification
Paper Type:
Thermal Roll
Paper Width:
58mm
Paper Capacity:
32mm Diameter (10m length) Inner Diameter 12mm
1.5.8 Tap Changer Interface
Feedback (sense input)
Function
Connect the feedback contactor of the tap changer
Ratings
3.3V, 1mA (input impedance 100kΩ)
Up/Down (set output)
Function
Connect the Up/Down control contacts of the tap changer
Ratings
Max. 250V AC
Max. 230V DC, 300mA
Max. 30V DC, 2000mA