Comparison chart: Master modules

Owned by Vladimir Tayzhev
Last updated: Dec 05, 2024
7 min read

VT335x, VT336x, VT825x, VT855x, VT960x are the monitoring units and can not connect. For scalability please use extension units and embedded boards.

 

 

 

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

 

VT960

VT855

VT825t

VT336t

VT335t

VT225t

 

VT960

VT855

VT825t

VT336t

VT335t

VT225t

Device Management: Web, SNMP

Yes

Yes

Yes

Yes

Yes

Yes

Sensor access: Three-level by login

Yes

Yes

Yes

Yes

Yes

Yes

 

Interface

VT960

VT855t

VT825t

VT336t

VT335t

VT225t

LAN: Ethernet 10/100 Mbit

2 x 1 Gbit

100 Mbit

100 Mbit

100 Mbit

100 Mbit

100 Mbit

OS: Linux

 

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:

2 Gb

128 Mb

128 Mb

128 Mb

128 Mb

128 Mb

CPU speed:

1.8 GHz

1 GHz

720 MHz

720 MHz

720 MHz

600 MHz

Total CPU cores:

8

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

500

150

130

100

100

100

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

3000

1000

1000

700

700

700

 

Networking / Protocol support

VT960

VT855t

VT825t

VT336t

VT335t

VT225t

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

Yes

Yes

Yes

Yes

Yes

-

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

Yes

Yes

Yes

Yes

Yes

-

Network protocols: DHCP; HTTP; HTTPS; SNMP v1, v2c, v3; SMTP; FTP; Syslog; TLS (v1.0, v1.1, v1.2, v1.3)

Yes

Yes

Yes

Yes

Yes

Yes

Modbus RTU

Using extension VT485m

Using extension VT485m

Using extension VT485m

Using extension VT485m

Using extension VT485m

-

RS485 / OSDPv2: reader access control

Yes

Using extension VT485R

Using extension VT485R

Using extension VT485R

Using extension VT485R

-

Modbus TCP / IP

Yes

Yes

Yes

Yes

Yes

Yes

Static routing

Yes

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

-

SSL installation

Yes

Yes

Yes

Yes

Yes

Yes

NTP server

Yes

Yes

Yes

Yes

Yes

Yes

 

Alerts / Notifications

VT960

VT855t

VT825t

VT336t

VT335t

VT225t

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:

20

20

20

20

20

20

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

20

20

20

20

20

-

 

Virtual sensors

VT960

VT855t

VT825t

VT336t

VT335t

VT225t

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

Yes

-

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

Yes

 

Power

VT960

VT855t

VT825t

VT336t

VT335t

VT225t

Energy efficiency: (EU Energy level)

Grad C

Grad A

Grad A

Grad A

Grad A

Grad A

Power input (230V AC):

x2 inputs option

x2 inputs option

 x2 inputs option

-

-

-

Power input (24 ÷ 48V DC):

x2 inputs option

x2 inputs option

x2 inputs option

Yes

-

-

Power input (12V DC):

-

x1 input option

x1 input option

x2 inputs

Input

Input

Fuse:  Fuse at the inlet

1 A

1 A

1 A

PTC

PTC

PTC

Min. power consumption:

5 W

1 W

1 W

1 W

1 W

1 W

Max. power consumption:

25 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

VT960

VT855t

VT825t

VT336t

VT335t

VT225t

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)

2

8

-

5

-

-

 

Inputs

VT960

VT855t

VT825t

VT336t

VT335t

VT225t

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.

x2 port, x32 devices in total

x2 port, x32 devices in total

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)

48

32

16

8

4

2

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

Using extension VT485m

Using extension VT485m

Using extension VT485m

Using extension VT485m

Using extension VT485m

-

OSDP v2 reader extension:

Yes

Using extension VT485R

Using extension VT485R

Using extension VT485R

Using extension VT485R

-

 

Video

VT960

VT855t

VT825t

VT336t

VT335t

VT225t

USB cameras

1

1

1

1

1

1

IP cameras

x4

x4

x4

x4

x4

x4

RTSP IP camera

2

-

-

-

-

-

 

Other connectors

VT960

VT855t

VT825t

VT336t

VT335t

VT225t

Ethernet port: 10/100Mbit

-

1

1

1

1

1

Ethernet port: 10/100/1000Mit

2

-

-

-

-

-

USB 2.0 Type A

2

-

-

-

-

-

USB 2.0 Type C

1

1

1

1

1

1

Switch Normal / Recovery: returns the device to factory settings

Yes

Yes

Yes

Yes

Yes

Yes

 

External Memory / Logs

VT960

VT855t

VT825t

VT336t

VT335t

VT225t

Micro SD memory card slot (SDXC up to 512 Gb)

Yes

Yes

Yes

Yes

Yes

Yes

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

 

Reservation of settings

VT960

VT855t

VT825t

VT336t

VT335t

VT225t

“i” series (e.g. VT335i): System settings are compatible

 

Yes

Yes

Yes

Yes

Yes

 

Modem (extension ordered separately)

VT960

VT855t

VT825t

VT336t

VT335t

VT225t

4G LTE modem: ordered separately. 

VT7672

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

VT960

VT855t

VT825t

VT336t

VT335t

VT225t

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

Yes

Yes

Yes

Yes

Yes

Yes

Power supply voltage sensor: Accuracy (1%)

Main & Reserve

Main & Reserve

Main & Reserve

Main & Reserve

Main & Reserve

Yes

 

LED indication

VT960

VT855t

VT825t

VT336t

VT335t

VT225t

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

Yes

Yes

12V 0.25A outputs: STATUS

(e.g. E1, E2)

x2

x2

x2

x2

x2

x2

MODBUS RTU: STATUS

VT485M

VT485M

VT485M

VT485M

VT485M

-

ODSP Reader.

Yes

VT485R

VT485R

VT485R

VT485R

-

NC/NO/COM Relay

(e.g. R1, R2)

x2

x2

x2

-

-

-

 

Environmental characteristics

VT960

VT855t

VT825t

VT336t

VT335t

VT225t

Operating temperature: -10 to 70 °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

VT960

VT855t

VT825t

VT336t

VT335t

VT225t

Installation: 

19” 1U

19” 1U

19” 1U

DIN rail, Wall

Desktop

Desktop

Casing:

 

Sheet metal

Sheet metal

Plastic

Sheet metal

Plastic

Dimensions (L x W x H) in mm:

 

440x44x90

440x44x90

L_212.5 H_90.1 D_32.20

180x35x80

150x29x100

Weight:

 

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)

VT960

VT855t

VT825t

VT336t

VT335t

VT225t

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

Yes

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:

200

200

200

200

150

200

Analog sensor power reset: resets smoke sensors

Yes

Yes

Yes

Yes

Yes

Yes

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