Siemens 6DR50 Series Operating Instructions Manual page 73

NOTICE
Condensation in the device
Damage to device through formation of condensation if the temperature difference between
transportation or storage and the mounting location exceeds 20 °C (36 °F).
• Before taking the device into operation let the device adapt for several hours in the new
NOTICE
Ambient temperature too high
Damage to cable sheath.
• At an ambient temperature ≥ 60 °C (140 °F), use heat-resistant cables suitable for an
NOTICE
Standard cable gland/torque
Device damage.
• Owing the reasons pertaining to tightness (IP enclosure rating) and the required tensile
• In the NPT version, the positioner is delivered with a coupling. When inserting a counter
Two-wire mode
NOTICE
Connection of voltage source to current input
Device damage if a voltage source is connected to the current input I
• Never connect the current input I
• Always use a voltage source with a maximum output current of I = 20 mA.
SIPART PS2 with and without HART
Operating Instructions, 09/2014, A5E00074631-12
environment.
ambient temperature at least 20 °C (36 °F) higher.
strength, only use the cables having a diameter ≥ 8 mm for standard M20x1.5 cable
gland, or use a suitable seal insert in case of smaller diameters.
piece in the coupling, ensure that the maximum permissible torque of 10 Nm is not
exceeded.
destroyed.
to a voltage source, otherwise the positioner may be
w
Connection
5.1 Basic safety instructions
(terminals 6 and 7).
w
71