SyxthSense Ltd
Copyright © 2021 SyxthSense Ltd. All rights reserved - 03/2021
PS
MOD3.102
- 2/29
Online store:
www.syxthsense.com
Enquiries: T:
0844 840 3100
E:
Technical Data
Power Supply
Power:
24VAC/DC -10%/+15%, max. 80mA
Display
Touchscreen
3.5" Backlit Touchscreen, 320 x 480 pixels, 255K colours
Network Signal Outputs
Relay Output (SRI-70)
1 x 7A (res.) / 2.2A (inductive) at 230VAC / 1.3A (inductive) at
115VAC
Relay Output
(SRI-70-xx-CO2)
1 x 0.5A (res.) at 230VAC / 0.5A (res) at 125VAC
(with CO2 option)
Analogue Outputs (SRI-71)
3 x 0..10V Outputs, input impedance >100KOhms
Network Signal Inputs
Built-In Sensor
0..50°C (32..122°F) ±0.5°C @ 25°C
External Sensor Inputs
2 x External NTC10K3 Sensors
Digital Input
1 x Digital Input, Volt-Free Contact, Impedance <1KOhm
Optional Sensing
Humidity (RH Models)
Characteristics
Range
0..100%rH
Accuracy
±2% rH (within 20..80% rh)
Carbon Dioxide (CO
2
Models)
Range
0...5000ppm CO
2
Accuracy
± 50ppm + 3% of the reading @ 25°C (@77°F)
Technology
Auto Calibrating; Patented Non-Dispersive Infrared (NDIR)
Non-Linearity
<1% FS
Warm-Up Time
<20 seconds
Response Time
2 minutes
Communication
Modbus (-MOD models)
Protocol
Modbus RTU
Interface
RS485; maximum 63 devices per segment
Addressing
1 to 247 via Touchscreen
Communication
9k6/19k2/38k4/57k6/76k8 Baud; Parity None/Even/Odd, 1 or
2 Stop Bits (adjustable through Touchscreen)
BACnet (-BAC models)
Protocol
BACnet MS/TP
Interface
RS485; maximum 63 devices segment
MAC Addressing
0 to 127 via Touchscreen
Device ID
Default MAC Address, User Configured
Communication
9k6/19k2/38k4/57k6/76k8 Baud; Parity None/Even/Odd, 1 or
2 Stop Bits
Connections
Terminal Connections (Relay
& Power Supply)
Solid and Stranded Cable
Maximum Size: Solid; 0.05-2.5mm
2
, Stranded: 0.05-1.50mm
2
Rising Clamp: Size 2.5 x 2.2mm
Terminal Connections (Low
Voltage Terminals)
Solid and Stranded Cable; 90° Angle for Wiring
Maximum Size: 0.05 to 1.5mm
2
(EN ISO) / 14 to 30 AWG (UL)
Rising Clamp: Size 2.5 x 1.9mm
Environmental Conditions
Operating
Temperature
0°C...+50°C (32..122°F)
Humidity
0...95%rh (non-cond.)
Storage
Temperature
-30°C...+70°C (-22..158°F)
Humidity
0...95%rh (non-cond.)
Standards
CE Conformity
CE Directive 2004/108/EC (EMC), 2006/95/EC (LVD)
EN61000-6-3: 2001 (Generic Emission)
EN61000-6-1: 2001 (Generic Immunity)
Degree of Protection
IP20
Housing
Housing Material
Polycarbonate Plastics, Self Extinguishing (V0 rated)
Mounting
Wall or Junction Box Mounting, Silver and Black
W-Option: White Enclosure - Black Front
B- Option: Black Enclosure - Black Front
Dimensions
W88 x H112 x D43mm; Flush: W88 x H112 x D14.5mm
CO Models: W88 x H112 x D49mm; Flush: W88 x H112 x
D20.5mm
Weight
220g
