276285 / 949160310010
2021-05-06·BA00·III·en·00
Annex A
19
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Termination board and
connecting cable for Zone 2
Series 9491
For further technical data, see r-stahl.com.
Version
Type 9491/T1-08-0.
Type 9491/T1-16-0.
Output
Output
Simplex
Function
Connection to field device
Number of
channels
2
4
Galvanic separation
Test voltage
acc. to standard IEC/EN 60079-11
Input to output
1800 V AC
Electromagnetic
compatibility
Checked in accordance with the following standards and regulations:
EN 61326-1 For use in industrial areas: NAMUR NE 21
Ambient conditions
Ambient temperature -40 to +75 °C
Storage temperature -40 to +80 °C
Maximum relative
humidity
95% (without condensation)
Maximum operating
height
< 2000 m
Mechanical data
Degree of protection
(IEC 60529)
IP20
Module enclosure
Polyamide 6GF
Fire resistance
(UL 94)
V2
Pollutant class
corresponds to G3
Stripping length
min. 9 mm
Weight
0.25 kg
0.3 kg
Mounting / Installation
Installation
conditions
Mounting type
NS35/15, NS35/7.5 DIN rail
Mounting position any
Connection type
Push-in terminals, 12-pole;
Sub-D socket, 24-pole (screw lock)
Conductor
cross-section
Technical Data
- rigid
- flexible
0.2 to 4 mm
2
(AWG 24 to AWG 14)
0.2 to 1.5 mm
2
(AWG 24 to AWG 16)
