Eaton ExResistTel ZB, Operating Instructions Manual

Page: 49 / 140

14
2.3 Headphones accessory (identification)
(Terminal pair HSS No.: 9
– 10)
Maximum output voltage U
o
17 V
Maximum output current I
o
8 mA
Maximum output power P
o
33 mW
Maximum external capacitance C
o
375 nF
Maximum external inductivity L
o
100 mH
2.4
All intrinsically safe output electrical circuits have a linear
output characteristic curve.
3. Ambient temperature range
-25°C < T
a
< 60°C for temperature class T5
-25°C < T
a
< 40°C for temperature class T6
Identification
Figure Type Plates
Telephone / Telephone ZB, Type ExResistTel
Insulation class I Insulation class II