Page Comparison

Device Management: Web, SNMP, manually via SMS

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Sensor access: Three-level by login

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Interface

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825ii

VT335i

VT336VT855t

VT825t

VT335t

VT336t

VT325t

VT335t

VT825t

VT855t

LAN: Ethernet 10/100 Mbit

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

OS: Linux

v.5.10

v.56.402

v.56.402

v.56.402

v.3.10v.6.2

v.6.2

v.6.2

v.6.2

Interface: Any browser

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Memory RAM:

1 Gb

128 Mb

128 Mb

64 128 Mb

64 Mb

128 128 Mb

128 Mb

128 Mb

128 Mb

CPU speed:

720 MHz600 MHz

1 GHz

600 720 MHz
600

720 MHz

300 720 MHz

600 MHz720 MHz

720 MHz

1 GHz

Total CPU cores:

4

121

2

1

12

2

2

2

2

Clock: Built-in clock

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Timer: Built-in watchdog

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

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

400

150150

130

100

30

100

15070

150

150

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

500700

7001000

1000

1000

Networking / Protocol support

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825ii

VT335iVT335t

VT336

VT325tVT335t

VT825t

VT855t

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

Yes

Yes

Yes

Yes

NoYes

Yes

Yes

Yes

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

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

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

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Modbus RTU

Yes

Yes

No

No

Yes

No

VT485m extension (Modbus or Reader)

VT485m extension (Modbus or Reader)

VT485m extension (Modbus or Reader)

RS485 / OSDPv2: reader access control

No

No

No

No

No

No

VT485r extension (Modbus or Reader)

VT485r extension (Modbus or Reader)

VT485r extension (Modbus or Reader)

Modbus TCP / Modbus TCP / IP

Yes

Yes

Yes

Yes

Yes

NoYes

Yes

Yes

Static routing

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Dynamic DynDNS

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Access via RADIUS server

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

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

Yes

Yes

Yes

Yes

Yes

NoYes

Yes

Yes

SSL installation

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

NTP server

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Alerts / Notifications

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825ii

VT335iVT335t

VT336

VT325tVT335t

VT825t

VT855t

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

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

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

50

20

20

20

1020

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

1020

20

20

20

Virtual sensors

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825ii

VT335iVT335t

VT336

VT325t

VT335t

VT825t

VT855t

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

Yes

Yes

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

4

4

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

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

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

Yes

Yes

Yes

No

Yes

NoYes

Yes

Yes

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

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

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

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

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

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

SNMP traps

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

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

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Logic schemes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Modbus TCP/IP: read/write

Yes

Yes

Yes

Yes

Yes

NoYes

Yes

Yes

Power

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825ii

VT335iVT335t

VT336

VT325tVT335t

VT825t

VT855t

Power input (230V AC):

x2 inputs option

x2 inputs option

 x2 inputs option

No

No

No

No

 x2 inputs option

x2 inputs option

Power input (24 ÷ 48V DC):

x2 inputs option 

x2 inputs option

x2 inputs option

No

No

No

No

x2 x2 inputs option

x2 inputs option

Power input (12V DC):

No

x1 input option

x1 input option

x2 inputs

x1 input

Inputx2 inputs

x1 input option

x1 input option

Fuse:  Fuse at the inlet

1 A

1 A

1 A

1 A

-No

No

1 A

1 A

Min. power consumption:

1 W

Max. power consumption:

30 W

10 W

10 W

10 W

12 W6 W

6 W

8 W

10 W

The maximum current load on the relay:

10А

10А

10А250mА

250mА

250mА

250mА

10А

10А

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

-

-x2 12V DC

Yes

AC/AC, AC/DC, DC/DC

Yes

AC/AC, AC/DC, DC/DC

Outputs

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825ii

VT335iVT335t

VT336

VT325tVT335t

VT825t

VT855t

Relay outputs: latching relays 240V*10A

2

2

2-

-

-

-

2

2

Relays outputs: 12V 0.25A

2

2

2

2

2

2

2

2

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

8

8-

-

-

-

-

-

8

Inputs

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825ii

VT335iVT335t

VT336

VT325t

VT335t

VT825t

VT855t

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

8 built-in ports, 
up to 16 on the CAN bus extension unit

8 built-in ports, 
up to 16 on the CAN bus extension unit

8 built-in ports, 
up to 16 on the CAN bus extension unit

4 built-in ports, 
up to 16 on the CAN bus extension unit

6 built-in ports, 
up to 16 on the CAN bus extension unit

4 built-in ports, 
up to 16 on the CAN bus extension unit4 built-in ports, up to 16

on the CAN bus extension unit8 built-in ports, 
up to 16 on the CAN bus extension unit

8 built-in ports, 
up to 16 on the CAN bus 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. 20 devices

x1 port, max. 10 devices

x1 port, max. 32 devices

x1 port, max. 32 devices

x2 ports, max. 32 devices

Dry contact inputs: (contact closures/digital inputs)

Extadable using CAN bus and Dry contacts unit

32

32

16

4

4

2

4

16

32

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

1 built-in port, up to 50 sensors

1 built-in port, up to 50 sensors

-

-

1 built-in port, up to 50 sensors

-

Extension

--

VT485m extension (Modbus or Reader), up to 50 sensors

OSDP v2 reader extension:

-

-

-

-

-

-coming soon

coming soon

coming soon

Video

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825ii

VT335iVT335t

VT336

VT325tVT335t

VT825t

VT855t

AV camera

x1-

-

-

-

-

-

-

-

USB cameras

x2x1

x1

x1

x1

x1

x1

x1

x1

IP cameras

x4

x4

x4

x4

x4

x4

x4

x4

RTSP IP camera

x1-

-

-

-

-

-

-

-

Other connectors

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825ii

VT335iVT335t

VT336

VT325tVT335t

VT825t

VT855t

Ethernet port: 10/100Mbit

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

USB 2.0 Type A

1

1

1-

-

-

-

-

-

USB 2.0 micro 

1

1

1

1

1

1

1

1

Switch Normal / Recovery: returns the device to factory settings

□Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

External Memory / Logs

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825ii

VT335iVT335t

VT336

VT325t

VT335t

VT825t

VT855t

Micro SD card slot (SDXC up to 512 Gb)

Yes

Yes

Yes

Yes

No

64GbYes

Yes

Yes

SD card formatting function (FAT32)

Yes

Yes

Yes

Yes

NoYes

Yes

Yes

Yes

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

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

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

Yes

Yes

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

Yes

Yes

Syslog

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

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

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

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

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Sample rate/period (logs, graphs)

1 s

1 s

1 s

1 s

1 s

1 s

1 s

1 s

Modem (extension ordered separately)

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825ii

VT335iVT335t

VT336

VT325t

VT335t

VT825t

VT855t

4G LTE modem: ordered separately. 

VT790

VT740

VT740

VT740

VT770VT740

-

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

Access / SMS

-

Gateway / Access / SMS

Gateway / Access / SMS

Gateway / Access / SMS

Modem Modem LED: STATUS

Yes

Yes

Yes

Yes

Yes

-Yes

Yes

Yes

Embedded onboard sensors

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825ii

VT335iVT335t

VT336

VT325t

VT335t

VT825t

VT855t

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

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Power supply voltage sensor: Accuracy (1%)

1

Main & Reserve

Main & Reserve

Main & Reserve

1

Yes

Yes

Main & Reserve

Main & Reserve

LED indication

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825ii

VT335iVT335t

VT336

VT325t

VT335t

VT825t

VT855t

Ethernet LAN: LINK

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Ethernet LAN: ACT

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

CAN bus: STATUS

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

System: STATUS (ACT)

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

System: ERROR (ERR)

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

System: ALARM

-

Yes

Yes

-

Yes

Yes

Yes

Yes

Yes

12V 0.25A outputs: STATUS

(e.g. E1, E2)

x2

x2

x2

x2

x2

x2

x2

x2

MODBUS RTU: STATUS

-VT485M-

VT485M

-VT485M-

VT485M

x1VT485M

-

-

-

-

TX: Modbus data sent activity (Transmission)ODSP Reader.

YesVT485RYes

VT485R

-VT485R-

VT485R

-VT485R

-

-

-

Yes

RX: Modbus data received activity (Receiving).

Yes

Yes

-

-

-

-

-

-

Yes

NC/NO/COM Relay

(e.g. R1, R2)

x2

x2

x2

-

-

-

-

x2

x2

HDD: Hard drive STATUS

Yes

-

-

-

-

-

-

-

-

Environmental characteristics

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825ii

VT335iVT335t

VT336

VT325tVT335t

VT825t

VT855t

Operating temperature: -10 to 80 °C

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Storage temperature: –25 to 85 °C

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Operating humidity: 0 to 90 %, non-condensing

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Storage humidity: 0 to 95 %, non-condensing

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Other Features

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825ii

VT335iVT335t

VT336

VT325tVT335t

VT825t

VT855t

Installation: 

19” 1U

19” 1U

19” 1U

Desktop

DIN railDesktop

Desktop

19” 1U

19” 1U

Casing:

Sheet metal

Sheet metal

Sheet metal

Sheet metal

Plastic

PlasticSheet metal

Sheet metal

Sheet metal

Dimensions (L x W x H) in mm:

440x44x120

440x44x90

440x44x90

180x35x80

160x90x58

150x29x100190x33x89

440x44x90

440x44x90

Weight:

2 kg

1,6 kg

1,5 kg

0,7 kg

0,4 kg

0,5 kg0,7 kg

1,5 kg

1,6 kg

External chassis grounding: M4 thread

Yes

Yes

Yes

Yes

-Yes

Yes

Yes

Yes

Web interface (panels)

VT960i / VT960ii

VT855i / VT855ii

VT825i / VT825ii

VT335iVT335t

VT336

VT325tVT335t

VT825t

VT855t

Dashboard panel:

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Overall statistics panel:

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

System tree panel: sensors and devices displayed in a hierarchy

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Dry outputs panel:

Yes

Yes

Yes

NoYes

Yes

Yes

Yes

Yes

Dry inputs panel:

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Event log panel: amount of logs

500

300

300

300

200

200300

300

300

Logic schemes panel:

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Cameras panel:

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Map panel: 5 layers

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Users panel:

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

CAN configuration panel:

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Graphs panel:

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Reset smoke detectors panel:

Yes

Yes

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

Yes

Yes

Yes

System menu panel: About, Firmware, Export, Support

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

List of latest sent SMS messages:

500

200

200

150

100

200

200

200

200

Analog sensor power reset: resets smoke sensors

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes