Siemens AS 235 appendix System data, General system data

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TELEPERM M

Introduction

System data

General system data 1)

￿
Permissible ambient temperature
• Modules	0 to 70 °C
– Operation
– Δt/h	Max. 10 K
– Δt/min	Max. 0,5 K
– Transport and storage	-40 to +70 °C
• Cabinet (operation)
Cabinet ambient temperature at
1 m above cabinet base	0 to 40 °C
Reduction in specified temperature	10 K/1000 m
above 1000 m above sea level
Permissible humidity	Operation	Storage
– Annual average	Max. 75 %	Max. 65 %
– On 30 days/year	Max. 95 %	–
– On 60 days/year	–	Max. 85 %
Condensation not permissible
Mechanical ambient conditions
Operation stress
(modules in subrack)
– 10 to 60 Hz	0.15 mm deflection
– 60 to 500 Hz	2 g acceleration
System cabinet
– 10 to 58 Hz	0.035 mm deflection
– 58 to 500 Hz	0.5 g acceleration
Transport stress
(modules in subrack)
– 5 to 8 Hz	7.5 mm deflection
– 8 to 500 Hz	2 g acceleration
Design, earthing conditions
Potential difference between all	Max. 7 V
ground star points of distributed
systems
Insulation	According to VDE 0160
Protection class	Class l
Insulation of modules, clearances and	According to VDE 0110
creepage distances from pin to pin or
from conductor to conductor
Signal data
(interface to field level)
• Binary signals
DC voltage	Referred to M potential
Signal definition
	Inputs	Outputs
– L (low)	-30 to +4.5 V	0 to 2.5 V
– H (high)	+13 to +33 V	L+ to
		(L+ - 2.5 V)
Input currents
– Electronic transmitters	0.5 mA	Typical values for
– Contacts	4 mA	configuring
Output currents with DC 24 V	8.5 mA/100 mA/120 mA
Power signals	Max. 400 mA
Binary signal outputs	Short-circuit-proof and
	overload-proof

General system data

￿	• Analog signals
	DC voltage	Referred to MZ
	– Rated range of use	-10 to +10 V
		-10 to 0 V
		0 to +10 V
	– Overflow range
		-10.5 to +10.5 V
	– Input resistance	100 kΩ
	– Output loading capacity	1 mA
	Direct current	Referred to M
	– Rated range of use	0 to 20 mA or 4 to 20 mA
	– Overflow range	0 to 21 mA or 3.7 to 21 mA
	– Input resistance	12.5, 50 or 350 Ω
	– Rated output load	500 or 600 Ω
	Analog signal outputs
		Short-circuit-proof and over-
		load-proof
	Overvoltage resistance of binary and	Class II
	analog inputs and outputs according
	to IEC information 255-4 (Fig. 1/2)

Fig. 1/2 Overvoltage resistance / dynamic destruction limit

1)Deviations possible in individual cases. Refer to technical data of individ- ual components

1/4 Siemens PLT 111 · 1999