Comparison chart: Master modules

VT325, VT335i, VT336, VT825i, VT825ii, VT855i, VT855ii, VT960i, VT960ii are the monitoring units and can not connect to each other. For scalability please use extension units and embedded boards. All units except produced in DC / DC version.


●  Built-in       □  None       ♦ Extension possible       ◊ Not extendable

Versions

VT960i / VT960ii DC/DC; AC/DCVT855i / VT855ii DC/DC; AC/DCVT825i / VT825ii DC/DC; AC/DCVT335iVT336VT325
Device Management: Web, SNMP, manually via SMSYesYesYes

Yes

YesYes

Interface

VT960iVT855iVT825iVT335iVT336VT325
LAN: Ethernet 10/100 MbitYesYesYesYesYesYes
OS: Linuxv.5.10v.5.40v.5.40v.5.40v.3.10v.3.10
RAM:1Gb128Mb128Mb
64Mb
64Mb64Mb
CPU speed:720mHz600mHz600mHz
600mHz300mHz300mHz
Total CPU cores:411111

Clock: Built-in clock 

Watchdog: Built-in watchdog timer

YesYesYesYesYesYes
Max. amount of sensors: physical sensors, dry contacts, relays400150150100306
Max. amount of elements: notifications, triggers, timers, logic, sensors, dry contacts, SNMP Get, SNMP Trap, Dial task, and other elements200010001000700500500

Protocol supportVT960iVT855iVT825iVT335iVT336VT325
Network protocols: DHCP; HTTP; HTTPS; DynDNS; SSL; SNMP v1, v2c, v3; SMTP; FTP; Syslog; RADIUS; OpenVPNYesYesYesYesYesYes
Modbus RTUYesYesNoNoYesNo
VPN: secure data communications; secure change of connection between LTE and LANYesYesYesYesYesYes

Alerts / NotificationsVT960iVT855iVT825iVT335iVT336VT325
Alert types: E-mail, FTP log, Syslog, SMTP, SNMP Traps, SMS (Modem is ordered separately), Web-to-SMS,YesYesYesYesYesYes
A maximum number of "mail to" recipients in an E-mail notification:502020201010
A maximum number of "SMS to" recipients in an SMS notification: also the maximum amount of phone numbers
502020201010

Virtual sensorsVT960iVT855iVT825iVT335iVT336VT325
Pings: Built-in function for server pinging. Test the reach-ability of a host in a network.YesYesYesYesYesYes
IP cameras: Connect the IP MJPEG camera with a proxy via the master module. Only view, no record.
444444
Get SNMP: Read data from external equipment via SNMP PDU GET (v1/2c)YesYesYesYesYesYes
User keys: Add users who have access using an RFID reader.YesYesYesNoYesYes
Logic schemes: Used to specify automatic actions to events that occur in the system.YesYesYesYesYesYes
Timers: Allows you to plan the events in the system.YesYesYesYesYesYes
Triggers: Generate events in the system if logic is triggered.YesYesYesYesYesYes
SNMP trapsYesYesYesYesYesYes
Virtual Math element (combine several sensor data and calculate new data)YesYesYesYesYesYes
Logic schemesYesYesYesYesYesYes
Modbus TCP/IP: read / write
YesYesYesYesYesYes

Power

VT960iVT855iVT825iVT335iVT336VT325
Power input:
90-230V 
90-230V

90-230V 

12V12V

12V

Power input DC:
24 ÷ 48V 24 ÷ 48V 24 ÷ 48V 12V
Fuse:  Fuse at the inlet1A1A

1A

1A

Max. power consumption:30W30W10W10W12W6W
The maximum current load on the relay:10А10А10А250mА250mА250mA
Redundant power supply: built-in voltage monitor, voltage range 9-12.6V.

Yes

AC/DC

DC/DC

Yes

AC/DC

DC/DC

Yes

AC/DC

DC/DC

Yes

DC 12V


OutputsVT960iVT855iiVT825iVT335iVT336VT325
Relay outputs: latching relays 240V*10A222
Relays outputs: 12V 0.25A222222
Max. dry contact outputs (contact closures/digital outputs)
88
Audio output: AV OUT1
Video output: AV OUT1

InputsVT960iVT855iVT825iVT335iVT336VT325
Analog port: 6P6C  for connection of an analog sensor.8 built-in ports, 
up to 16 on CAN bus extension unit
8 built-in ports, 
up to 16 on CAN bus extension unit
8 built-in ports, 
up to 16 on CAN bus extension unit
4 built-in ports, 
up to 16 on CAN bus extension unit
6 built-in ports, 
up to 16 on CAN bus extension unit
2 built-in ports only

CAN port: Max number of sensors

Use CAN-12V-1A for connecting more than 12 devices.

3232323220
Dry contact inputs:up to 32 on built-in extension,
up to 64 on CAN bus Dry contacts unit
up to 32 on built-in extension,
up to 64 on CAN bus Dry contacts unit
up to 32 on built-in extension,
up to 64 on CAN bus Dry contacts unit
built-in,
up to 64 on CAN bus Dry contacts unit
built-in,
up to 64 on CAN bus Dry contacts unit
built-in only
Modbus RTU (RS-485): Max. line length 1000m1 built-in port, up to 50 sensors1 built-in port, up to 50 sensors1 built-in port, up to 50 sensors1 port by Modbus extension board
Reader 1-Wirebuilt-in portbuilt-in port1 port by 1-Wire extension board

VideoVT960iVT855iVT825iVT335iVT336VT325
Video cameras:AV, x2 USB, x4 IPUSB, x1 IPUSB, x1 IPUSB, x1 IPUSB, x1 IPUSB, x1 IP
Video power supply: DC 12V 0,25A for analog cameraYes

Other connectors

VT960iVT855iVT825iVT335iVT336VT325
Ethernet port: 10/100MbitYesYesYesYesYesYes
USB 2.0 Type A111
USB 2.0 micro 111111
Switch Normal / Recovery: returns the device to factory settingsYesYesYesYesYes
FEL button: softly restarts the SATA driveYes
Shutdown button: Softly shuts down the device.Yes

External Memory

VT960iVT855iVT825iVT335iVT336VT325
SD card slot (SDHC up to 32Gb)
YesYesYesYesNoNo
SD card slot (SDXC up to 128Gb)YesYesYesYesNoNo
SD card formatting function (FAT32)YesYesYesYesNoNo
SATA Drive: 2.5" HDD or SSD (ordered separately)Yes
NoNoNoNoNo

Extensions (modules are ordered separately)

VT960iVT855iVT825iVT335iVT336VT325
SATA: 2.5" HDD or SSD (ordered separately)YesNoNoNoNoNo

Modem (extensions)VT960iVT855iVT825iVT335iVT336VT325

4G LTE modem: ordered separately. 

VT790VT740VT740VT740VT770

Modem modes:

  • Gateway: Internet access
  • Access: Internet access over LTE
  • SMS: SMS notifications 
Gateway / Access / SMS
Gateway / Access / SMS
Gateway / Access / SMSGateway / Access / SMSAccess / SMSSMS (external modem)

Embedded onboard sensorsVT960iVT855iVT825iVT335iVT336VT325
Temperature sensor: +/- 1 °C  Case temperature.YesYesYesYesYesYes
Power supply voltage sensor: Accuracy (1%)
1Main & ReserveMain & ReserveMain & Reserve11
Alarm LED: Programmable LEDNoYesYesYesNoNo
Analog sensor power reset: resets smoke sensorsYesYesYesYesYesYes

Environmental characteristics

VT960iVT855iVT825iVT335iVT336VT325
Operating temperature: -10 to 80 °CYesYesYesYesYesYes
Storage temperature: –25 to 85 °CYesYesYesYesYesYes
Operating humidity: 0 to 90 %, non-condensingYesYesYesYesYesYes
Storage humidity: 0 to 95 %, non-condensingYesYesYesYesYesYes

Other Features

VT960iVT855iVT825iVT335iVT336VT325
Installation: 19” 1U19” 1U19” 1UDesktopDIN railDesktop
Dimensions (L x W x H) in mm:440*44*120440*44*90440*44*90180*35*80160*90*5895*35*80
Weight:2 kg1,5 kg1,5 kg0,7 kg0,4 kg0,4 kg
External chassis grounding: M4 threadYesYesYesYesYes

Web interface (panels)VT960iVT960iiVT855iVT335iVT336VT325
Dashboard panel:YesYesYesYesYesYes
Overall statistics panel:YesYesYesYesYesYes
System tree panel: sensors and devices displayed in a hierarchy
YesYesYesYesYesYes
Dry outputs panel:wth VTx32 extensionwth VTx32 extensionYesNoYesNo
Dry inputs panel:YesYesYesYesYesYes
Event log panel:500 logs300300300200200
Logic scheme panel:YesYesYesYesYesYes
Cameras panel:YesYesYesYesYesYes
Map panel:YesYesYesYesYesYes
Users panel:YesYesYesYesYesYes
CAN configuration panel:YesYesYesYesYesNo
Graphs panel:YesYesYesYesYesYes
Reset smoke detectors panel:YesYesYesYesYesYes
Preferences panel: Web GUI, Network, Time, Logging, DynDNS, SNMP, RADIUS, FTP backup, VPN Clent, Modbus RTU, GPS, SMTP, Routing





System menu panel: About, Firmware, Export, SupportYesYesYesYesYesYes
List of latest sent SMS messages:500200200150100100

Supported Vutlan environmental sensors





Temperature, Outdoor Temperature, Humidity, Water leakage, Wind speed meter, Access sensor, Door sensor, Water Level, AC / DC current meters, AC voltage monitor, Smoke detector, Vibration, Motion / PIR, Converter

YesYesYesYesYesYes


●  Built-in       □  None       ♦ Extension possible       ◊ Not extendable