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VT335i, VT336, VT825i, VT825ii, VT855i, VT855ii, VT960i, and VT960ii are the monitoring units and can not connect to each other. For scalability please use extension units and embedded boards.

...

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

Versions

VT960iVT960i

VT855t

VT825t

VT336t

VT335t

VT325t

Device Management: Web, SNMP, manually via SMS

Yes

Yes

Yes

Yes

Yes

Yes

Sensor access: Three-level by login

Yes

Yes

Yes

Yes

Yes

Yes

Interface

VT960i / VT960ii

VT855t

VT825tVT825t

VT336t

VT335t

VT325t

LAN: Ethernet 10/100 Mbit

Yes

Yes

Yes

Yes

Yes

Yes

OS: Linux

v.5.10

v.6.2

v.6.2

v.6.2

v.6.2

v.6.2

Interface: Any browser

Yes

Yes

Yes

Yes

Yes

Yes

Memory RAM:

1 Gb

128 Mb

128 Mb

128 Mb

128 Mb

128 Mb

CPU speed:

720 MHz

1 GHz

720 MHz

720 MHz

720 MHz

600 MHz

Total CPU cores:

4

2

2

2

2

2

Clock: Built-in clock

Yes

Yes

Yes

Yes

Yes

Yes

Timer: Built-in watchdog

Yes

Yes

Yes

Yes

Yes

Yes

The maximum amount of sensors: physical sensors, dry contacts, relays

400

150

130

100

100

70100

The maximum amount of elements: notifications, triggers, timers, logic, sensors, dry contacts, SNMP Get, SNMP Trap, Dial task, and other elements

2000

1000

1000

700

700

700

Networking / Protocol support

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825iiVT855t

VT825t

VT336t

VT335t

VT325t

LTE Gateway mode: Internet access (routing for internal network) (modem ordered separately)

Yes

Yes

Yes

Yes

YesYes

No

LTE Access mode: Internet access over LTE (modem ordered separately)

Yes

Yes

Yes

Yes

YesYes

No

Network protocols: DHCP; HTTP; HTTPS; SNMP v1, v2c, v3; SMTP; FTP; Syslog; TLS;

Yes

Yes

Yes

Yes

Yes

Yes

Modbus RTU

Yes

Yes

NoYes

Yes

NoYes

No

RS485 / OSDPv2: reader access control

NoYesNo

Yes

NoYes

Yes

NoYes

No

Modbus TCP / IP

Yes

Yes

Yes

Yes

Yes

NoYes

Static routing

Yes

Yes

Yes

Yes

Yes

Dynamic DynDNS

Yes

Yes

Yes

Yes

Yes

Yes

Access via RADIUS server

Yes

Yes

Yes

Yes

Yes

Yes

VPN: secure data communications; secure change of connection between LTE and LAN

Yes

Yes

Yes

Yes

Yes

No

SSL installation

Yes

Yes

Yes

Yes

Yes

Yes

NTP server

Yes

Yes

Yes

Yes

Yes

Yes

Alerts / Notifications

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825iiVT855t

VT825t

VT336t

VT335t

VT325t

Alert types: E-mail, FTP log, Syslog, SMTP, SNMP Traps, SMS (Modem is ordered separately), Web-to-SMS,

Yes

Yes

Yes

Yes

Yes

Yes

A maximum number of "mail to" recipients in an E-mail notification:

50

20

20

20

20

20

A maximum number of "SMS to" recipients in an SMS notification: also the maximum amount of phone numbers

50

20

20

20

20

20

Virtual sensors

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825iiVT855t

VT825t

VT336t

VT335t

VT325t

Pings: Built-in function for server pinging. Test the reachability of a host in a network.

Yes

Yes

Yes

Yes

Yes

Yes

IP cameras: Connect the IP MJPEG camera with a proxy via the master module. Only view, no record.

4

4

4

4

4

4

Get SNMP: Read data from external equipment via SNMP PDU GET (v1/2c)

Yes

Yes

Yes

Yes

Yes

Yes

User keys: Add users who have access using an RFID reader.

Yes

Yes

Yes

Yes

NoYes

No

Logic schemes: Used to specify automatic actions to events that occur in the system.

Yes

Yes

Yes

Yes

Yes

Yes

Timers: Allows you to plan the events in the system.

Yes

Yes

Yes

Yes

Yes

Yes

Triggers: Generate events in the system if logic is triggered.

Yes

Yes

Yes

Yes

Yes

Yes

SNMP traps

Yes

Yes

Yes

Yes

Yes

Yes

Virtual Math element (combine several sensor data and calculate new data)

Yes

Yes

Yes

Yes

Yes

Yes

Logic schemes

Yes

Yes

Yes

Yes

Yes

Yes

Modbus TCP/IP: read/write

Yes

Yes

Yes

Yes

Yes

NoYes

Power

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825iiVT855t

VT825t

VT336t

VT335t

VT325t

Power input (230V AC):

x2 inputs option

x2 inputs option

 x2 inputs option

No

No

No

Power input (24 ÷ 48V DC):

x2 inputs option 

x2 inputs option

x2 inputs option

No

No

No

Power input (12V DC):

No

x1 input option

x1 input option

x2 inputs

x2 inputs

Input

Fuse:  Fuse at the inlet

1 A

1 A

1 A

1 A

1 A

No

Min. power consumption:

1 W

1 W

Max. power consumption:

30 W

10 W

10 W

10 W

10 W

6 W

The maximum current load on the relay:

10А

10А

10А

250mА

250mА

250mА

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/DC

Yes

DC 12V

-

Outputs

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825iiVT855t

VT825t

VT336t

VT335t

VT325t

Relay outputs: latching relays 240V*10A

2

2

2

-

-

-

Relays outputs: 12V 0.25A

2

2

2

2

2

2

Max. dry contact outputs (contact closures/digital outputs)

8

8

-

5

-

-

Inputs

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825iiVT855t

VT825t

VT336t

VT335t

VT325t

Analog port: 6P6C  for connection of an analog sensor. (extendable using CAN bus)

8 built-in ports, 

extended using extension unit

8 built-in ports, 

extended using extension unit

8 built-in ports, 

extended using extension unit

4 built-in ports, 
extended using extension unit

4 built-in ports, 

extended using extension unit

4 built-in ports, 

extended using extension unit

CAN port: Max number of sensors

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

x1 port, max. 32 devices

x1 port, max. 32 devices

x1 port, max. 32 devices

x1 port, max. 32 devices

x1 port, max. 32 devices

x1 port, max. 10 devices

Dry contact inputs: (contact closures/digital inputs)

Extadable using CAN bus and Dry contacts unit

32

32

16

8

4

2

Modbus RTU (RS-485): Max. line length 1000m

1 built-in port, up to 50 sensors

1 built-in port, up to 50 sensors

-

Using extension VT485m

-

-

OSDP v2 reader extension:

-

-

-

-

-

-

Video

VT960i / VT960iiVT855i / VT855ii

VT855t

VT825i / VT825ii

VT336t

VT335t

VT325t

AV camera

x1

-

-

-

-

-

USB cameras

x2

x1

x1

x1

x1

x1

IP cameras

x4

x4

x4

x4

x4

x4

RTSP IP camera

x1

-

-

-

-

-

Other connectors

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825iiVT855t

VT825t

VT336t

VT335t

VT325t

Ethernet port: 10/100Mbit

x1

x1

x1

x1

x1

x1

USB 2.0 Type A

x1

x1

x1

-

-

-

USB 2.0 micro 

x1

x1

x1

x1

x1

x1

Switch Normal / Recovery: returns the device to factory settings

□

Yes

Yes

Yes

Yes

Yes

External Memory / Logs

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825iiVT855t

VT825t

VT336t

VT335t

VT325t

Micro SD card slot (SDXC up to 512 Gb)

Yes

Yes

Yes

Yes

Yes

64Gb

SD card formatting function (FAT32)

Yes

Yes

Yes

Yes

Yes

Yes

USB flash drive: logs, sensor readings, item settings, etc.

Yes

Yes

Yes

Yes

Yes

Yes

Send system log to e-mail: Logs, sensor data, elements settings, etc.

Yes

Yes

Yes

Yes

Yes

Yes

Sensor dump files: save the per-second samples of analog and discrete sensors

Yes

Yes

Yes

Yes

Yes

Yes

Syslog

Yes

Yes

Yes

Yes

Yes

Yes

Send to FTP server: Logs, sensor data, elements settings, etc.

Yes

Yes

Yes

Yes

Yes

Yes

Maximum amount of log files: 10,000 logs/days = 27 years

Yes

Yes

Yes

Yes

Yes

Yes

Sample rate/period (logs, graphs)

1 s

1 s

1 s

1 s

1 s

1 s

Modem (extension ordered separately)

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825iiVT855t

VT825t

VT336t

VT335t

VT325t

4G LTE modem: ordered separately. 

VT790

VT740

VT740

VT740

VT740

-

Modem modes:

  • Gateway: Internet access

  • Access: Internet access over LTE

  • SMS: SMS notifications 

Gateway / Access / SMS

Gateway / Access / SMS

Gateway / Access / SMS

Gateway / Access / SMS

Gateway / Access / SMS

-

Modem LED: STATUS

Yes

Yes

Yes

Yes

Yes

-

Embedded onboard sensors

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825iiVT855t

VT825t

VT336t

VT335t

VT325t

Temperature sensor: +/- 1 °C  PCB temperature.

Yes

Yes

Yes

Yes

Yes

Yes

Power supply voltage sensor: Accuracy (1%)

1

Main & Reserve

Main & Reserve

Main & Reserve

Main & Reserve

Yes

LED indication

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825iiVT855t

VT825t

VT336t

VT335t

VT325t

Ethernet LAN: LINK

Yes

Yes

Yes

Yes

Yes

Yes

Ethernet LAN: ACT

Yes

Yes

Yes

Yes

Yes

Yes

CAN bus: STATUS

Yes

Yes

Yes

Yes

Yes

Yes

System: STATUS (ACT)

Yes

Yes

Yes

Yes

Yes

Yes

System: ERROR (ERR)

Yes

Yes

Yes

Yes

Yes

Yes

System: ALARM

-

Yes

Yes

Yes

-

Yes

12V 0.25A outputs: STATUS

(e.g. E1, E2)

x2

x2

x2

Yes

x2

x2

MODBUS RTU: STATUS

VT485M

VT485M

VT485M

-

VT485M

-

ODSP Reader.

VT485R

VT485R

VT485R

-

VT485R

-

NC/NO/COM Relay

(e.g. R1, R2)

x2

x2

x2

-

-

-

HDD: Hard drive STATUS

Yes

-

-

-

-

-

Environmental characteristics

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825iiVT855t

VT825t

VT336t

VT335t

VT325t

Operating temperature: -10 to 80 °C

Yes

Yes

Yes

Yes

Yes

Yes

Storage temperature: –25 to 85 °C

Yes

Yes

Yes

Yes

Yes

Yes

Operating humidity: 0 to 90 %, non-condensing

Yes

Yes

Yes

Yes

Yes

Yes

Storage humidity: 0 to 95 %, non-condensing

Yes

Yes

Yes

Yes

Yes

Yes

Other Features

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825iiVT855t

VT825t

VT336t

VT335t

VT325t

Installation: 

19” 1U

19” 1U

19” 1U

DIN rail, Wall

Desktop

Desktop

Casing:

Sheet metal

Sheet metal

Sheet metal

Plastic

Sheet metal

Plastic

Dimensions (L x W x H) in mm:

440x44x120

440x44x90

440x44x90

L_212.5 H_90.1 D_32.20

180x35x80

150x29x100

Weight:

2 kg

1,6 kg

1,5 kg

0,7 kg

0,5 kg

External chassis grounding: M4 thread

Yes

Yes

Yes

Yes

Yes

Yes

Web interface (panels)

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825iiVT855t

VT825t

VT336t

VT335t

VT325t

Dashboard panel:

Yes

Yes

Yes

Yes

Yes

Yes

Overall statistics panel:

Yes

Yes

Yes

Yes

Yes

Yes

System tree panel: sensors and devices displayed in a hierarchy

Yes

Yes

Yes

Yes

Yes

Yes

Dry outputs panel:

Yes

Yes

Yes

Yes

No

Yes

Dry inputs panel:

Yes

Yes

Yes

Yes

Yes

Yes

Event log panel: amount of logs

500

300

300

Yes

300

200

Logic schemes panel:

Yes

Yes

Yes

Yes

Yes

Yes

Cameras panel:

Yes

Yes

Yes

Yes

Yes

Yes

Map panel: 5 layers

Yes

Yes

Yes

Yes

Yes

Yes

Users panel:

Yes

Yes

Yes

Yes

Yes

Yes

CAN configuration panel:

Yes

Yes

Yes

Yes

Yes

Yes

Graphs panel:

Yes

Yes

Yes

Yes

Yes

Yes

Reset smoke detectors panel:

Yes

Yes

Yes

Yes

Yes

Yes

Preferences panel: Web GUI, Network, Time, Logging, DynDNS, SNMP, RADIUS, FTP backup, VPN Clent, Modbus RTU, GPS, SMTP, Routing

Yes

Yes

Yes

Yes

Yes

Yes

System menu panel: About, Firmware, Export, Support

Yes

Yes

Yes

Yes

Yes

Yes

List of latest sent SMS messages:

500

200

200

Yes

150

200

Analog sensor power reset: resets smoke sensors

Yes

Yes

Yes

Yes

Yes

Yes

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