User's Manual

Doc. No. 702202-252-01 rev. 00
Page 37 of 42
Swarm®S2 Installation and User Manual
Last updated 2021-03-02
by Harald Sleire
© Sensorlink Swarm AS 2021
8 Safe operation of the Swarm S2 System
SUBSTITUTION OF COMPONENTS OR MODIFICATIONS TO THE UNIT
MAY IMPAIR INTRISIC SAFETY AND SHALL NOT BE ATTEMPTED!
The system or its components shall not be used for other than their
intended purpose by the manufacturer
8.1 Safety Description and Electrical I/O Parameters
Ex II 2 G Ex ib IIB T4 Gb
Parameter
Value
Remark
Terminal
Parameter
Value
Device group
II
All other explosive areas than mines
Radio
module
interface
Uo
5.355V
Category
2
Zone 1 (Class 1 Zone 1)
Io
0.62A
Atmosphere
G
Gas
Po
0.85W
Type of protection
Ex ib
Intrinsic safety, high level of protection
Sensor
interfaces
Uo
7.8V
Explosion group
IIB
Typical gas is Ethylene
Io
1.275A
Temperature class
T4
≤ 135°C
Po
5.72W
Equipment protection level
Gb
High level of protection
Ci
129.2uF
Li
265uH
8.2 Product marking Swarm S2 LT and (U)HT
Figure 13-Swarm S2 LT product label
Figure 14-Swarm S2 (U)HT product label