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SPECIFICATIONS

Product Name: Network Signal Tower with Voice Annunciator
Model: NHV□-□□□□-□□□□□Drawing No.

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1. General Specifications
5 tiers
4 tiers
3 tiers
2 tiers
1 tier0 tiers
DC Jack
PoE *1
AC Adaptor *3
DC Jack
PoE *1
AC Adaptor *3

NHV□-5□□□NHV□-4□□□NHV□-3□□□Model
NHV□-2□□□NHV□-1□□□
NHV□-0□□□24VDC
Rated Voltage
48VDC Conforms to IEEE802.3at (PoE+) *2
Input: 100 - 240VAC (50/60Hz) Output: 24VDC
Operating21.6 - 26.4VDC42.5 - 57VDC
Voltage90 - 264VAC
Range
Standby: 120mA Maximum: 210mA (24VDC input)
Rated Current
Main Unit *4Standby: 115mA Maximum: 175mA (PoE 48VDC input)
Consumption
LED Unit
40mA (per Unit, 24VDC input) , 25mA (per Unit, PoE 48VDC input)
Rated Power
Main Unit *4Standby: 3.5W Maximum: 6W (AC Adaptor, 100VAC input)
LED Unit
1.0W (per Unit, AC Adaptor, 100VAC input)
Consumption
Operating Ambient Temperature
0 - 40℃ (No Dew or Condensation)
Operating Ambient Humidity
20%RH - 80%RH (No Dew or Condensation)
Storage Ambient Temperature-10 - 60℃ (No Dew or Condensation)
Storage Ambient Humidity
20%RH - 80%RH (No Dew or Condensation)
Indoor Only
Mounting Location
Mounting Direction
Upright
Protection Rating
IP 20
Insulation ResistanceMore than 10Mohm at 500VDC between live part and non-current carrying metallic part
1500VAC applied for 1min (10mA or less) between live part and non-current carrying
Withstand Voltage
metallic part without breaking insulration
Sound Pressure Level
88dB or more
Environmental
Front direction from the center, at 1m, 1.8kHz sine wave played back at -6dB
MP3 data of the content and use of the environment, the sound pressure level will change.
Condition
Audio Line Output
600Ω 0dBV (Unbalanced, Monaural Mini-Jack)
NHV6760g + (60g) x Signal Tower Tiers (AC Adaptor not included)
NHV4750g + (35g) x Signal Tower Tiers (AC Adaptor not included)
Mass
NHV6-D
805g + (60g) x Signal Tower Tiers (AC Adaptor not included)
NHV4-D
795g + (35g) x Signal Tower Tiers (AC Adaptor not included)[Tolerance ±10%]
NHV6-DP850g + (60g) x Signal Tower Tiers
NHV4-DP840g + (35g) x Signal Tower Tiers
External Contact Output (Only D-type)Non-voltage contact output
Number of Contacts
2Contact Capacity(30VDC@3A) inrush current 5A or less (5VDC@1mA, Minimum, Reference)
Wire Diameter
Solid Wire / Stranded Wire: φ0.41 - 0.81mm (AWG26 - 20)
Wiring Method
Screwless terminal block
External Contact Input (Only D-type)Non-voltage contact input NPN Transistor
Number of Contacts
4"ON" output current @ 6mA or less per channel
Contact Capacity
Terminal OFF condition Voltage: 24VDC
Wire Diameter
Solid Wire / Stranded Wire: φ0.41 - 0.81mm (AWG26 - 20)
Wiring Method
Screwless terminal block

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Ethernet (Conforms to the IEEE 802.3)
10BASE-T / 100BASE-TX / 1000BASE-T (Auto MDI / MDI-X)
IP Network
IPv4 / IPv6 dual stackInterfaceUSB2.0/1.1 Type-A 1ch
Outer Dimensions
Refer to the Outer Dimension Drawing
Accessories
AC Adaptor *3 , Adhesive sheet
LR6-E-RZ, RY, RG, RB, C
LED Unit
NHV6
LR6-E-R, Y, G, B, MZ
Compatible Unit
Wireless Data Acquisition System Transmitter
WDT-6LR-Z2
LR4-E-RZ, RY, RG, RB, C(Optional)
LED Unit
NHV4
LR4-E-R, Y, G, B
Wireless Data Acquisition System Transmitter
WDT-4LR-Z2
Wall Mounting Bracket
NH-001
Optional Parts
Partition Mounting Bracket
NH-002
AC Adaptor
ADP-001
UL 62368-1, CSA C22.2 No.62368-1
FCC Part 15 Subpart B(Class A), ICES-003(Class A)
Conformity Standards
EN 55032(Class A), EN 55035, EN IEC 63000(KS C 9610-6-4, KS C 9610-6-2) *5*1 Only P-type*2 A PoE+ power supply HUB that complies with IEEE802.3at is required.
USB cannot be used with PoE-powered HUBs that comply with IEEE802.3af.
*3 Excludes N-type and P-type
Remark
*4 Does not include USB current consumption*5 Only N-type and P-type
・Conforms to the CE Requirements ・Conforms to the UKCA Requirements
・ UL/cUL Listed

Communication Method

2. Model2.1. Model Number Configuration

N H V □ - □□□□ - □□□□□
Signal Tower Type
6LR6(φ60)
4LR4(φ40)

Signal Tower Tiers
0 0 tiers
11 tier
2 2 tiers
3 3 tiers
4 4 tiers
5 5 tiers

External I/OBlank I/O does not exist
D I/O exists

Power Supply Method
Blank AC Adaptor (included)
N AC Adaptor (not included)
P PoE or

LED Unit Color
R Red
Y Amber
G Green
AC Adaptor (not included)
B BlueC WhiteExtension Function
From top to bottom
StandardBlank(Include Mail Detection)
M Mail Detection

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2.2. Model Number List
NHV4-0
NHV4-1-R
NHV4-1-Y
NHV4-1-G
NHV4-2-RY
NHV4-2-RG
NHV4-3-RYG
NHV4-4-RYGB
NHV4-5-RYGBC
NHV4-0D
NHV4-1D-R
NHV4-1D-Y
NHV4-1D-GNHV4-2D-RY
NHV4-2D-RG
NHV4-3D-RYG
NHV4-4D-RYGB
NHV4-5D-RYGBC

NHV4-0N
NHV4-3N-RYG
NHV4-0DN
NHV4-3DN-RYG
NHV4-0DP
NHV4-3DP-RYG
NHV4-0M
NHV4-3M-RYG
NHV4-0MN
NHV4-3MN-RYG

NHV6-0
NHV6-1-R
NHV6-1-Y
NHV6-1-G
NHV6-2-RY
NHV6-2-RG
NHV6-3-RYG
NHV6-4-RYGB
NHV6-5-RYGBC
NHV6-0D
NHV6-1D-R
NHV6-1D-Y
NHV6-1D-G
NHV6-2D-RY
NHV6-2D-RG
NHV6-3D-RYG
NHV6-4D-RYGB
NHV6-5D-RYGBC

NHV6-0N
NHV6-3N-RYG
NHV6-0DN
NHV6-3DN-RYG
NHV6-0DP
NHV6-3DP-RYG
NHV6-0M
NHV6-3M-RYG
NHV6-0MN
NHV6-3MN-RYG

3. Action Specification
3.1. Information (Main Unit)
Signal Tower
Flashing pattern 1
Flashing pattern 2
Flashing pattern 3
Flashing pattern 4Sound
Number of messages
MP3 Format
PresetPlayback Pattern
One-shot Playback

Lighting, Flashing pattern, and off lighting can be controlled for each LED.
ON(500ms), OFF(500ms) (repetition)
ON(80ms), OFF(170ms), ON(80ms), OFF(670ms) (repetition)
ON(250ms), OFF(250ms) (repetition)
ON(1000ms), OFF(1000ms) (repetition)
Up to 71 types of messages can be played on the main unit speaker and line output.
MP3 File : 60 kinds Preset : 11 kinds
Bit Rate : 32kbit/s, 64kbit/s, 128kbit/s
Constant Bit Rate (CBR) only
Buzzer Sound : 5 kinds Chime Sound : 3 kinds Voice Sound : 3 kinds
One-shot Playback, Repeat Playback, Endless Playback
It is played back once per playback event.
It is played back when set up to play a certain number of times per playback event.
Repeat Playback
Number of playback times : 1 - 254
Endless Playback
It will play back repeatedly per playback event.
Playback Mode
Input Priority Playback, Memory Playback
If a new playback event occurs, the channel being played backInput Priority Playback
will be interrupted and a new channel will play.
Memory Playback
When playback is ended, the next available channel stored in memory will play.
Up to 10 of Notification Sounds can be played in combination with other Sound.
Notification Sound
Number of Notification Sounds
MP3 File : 5 kinds Preset : 5 kinds
MP3 Format
Bit Rate : 32kbit/s, 64kbit/s, 128kbit/s
Constant Bit Rate (CBR) only
PresetChime Sound : 5 kinds

Buzzer
Buzzer pattern 1
Buzzer pattern 2
Buzzer pattern 3
Buzzer pattern 4
Buzzer pattern 5
3.2. External Control
External Contact Output
Contact Function

Digital Output
BUSY Output
3.3. Information (Network)
Email Notification
Number of notifications
Authentication protocol
Security
SNMP Notification
Number of notifications
VersionHTTP Notification
Number of notifications
ProtocolMethodAuthentication protocol
PLC Information Write Command
Number of notifications

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5 kinds of buzzer sounds
ON(250ms), OFF(250ms) (repetition)
ON(500ms), OFF(500ms) (repetition)
ON(200ms), OFF(50ms), ON(200ms), OFF(550ms) (repetition)
ON(continuity)
ON(1000ms), OFF(1000ms) (repetition)

External contact output can be controlled when an event occurs or outputting sound.

Digital Output, BUSY Output
The digital "A Contact" or "B Contact" output
for an automatic OFF function of the digital output port can be set up.
It controls the relay contact output
in conjunction with the signal output from the line-out.

When an event occurs, an e-mail message is transmitted
8SMTP certification(Password, OAuth2), POP authentication
SSL/TLS, STARTTLS, none
When an event occurs, Trap or Inform is executed.
8v1 / v2c / v3
When an event occurs, HTTP command is executed.
8HTTP, HTTPSGETBasic Access Authentication, Digest Access Authentication, none
When ”Clear operation" occurs, PLC Write Command can be executed.
4
SLMP (The same format as the QnA compatible 3E and 4E frame of MC protocol)
FINS
TCP / UDP

4. Function Specification
4.1. Main Unit Control Function
RSH Command
SSH Command
HTTP Command
Socket CommunicationSNMP Command
Version"Clear" Button

Controllable with RSH CommandControllable with SSH CommandControllable with HTTP CommandControllable with PNS Command and PHN CommandControllable with SNMP "set" Command
v1 / v2c / v3
Clear operation is possible with "Clear" Button of the main unit

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Controllable Action
Signal Tower Sound
CommandBuzzer
Digi-Oute-mail
SNMP✓✓✓✓RSH Command✓*1✓*1✓✓✓✓SSH Command✓*1✓*1✓✓✓HTTP Command✓*2✓✓✓✓PNSSocketPHN△*3△*4✓✓✓✓
SNMP Command✓✓✓✓"Clear" Button✓*5✓*6*1 It can be used when e-mail or SNMP is set to "Active" in the RSH/SSH Command Configuration.
*2 It is possible to play back received text data by performing speech synthesis in real time.
Notification Sounds can be played in combination with before or after a synthesis sound.
*3 Signal Tower "Red", "Amber" and "Green", and Flashing pattern 1*4 Buzzer pattern1 and Buzzer pattern2*5 In memory playback mode, you can proceed to the next message*6 It is possible to stop only the buzzer while maintaining the state of Signal Tower.

4.2. External Monitoring Function
Ping Monitoring Function
Number of Monitoring
Number of Group
Monitoring Cycle
Sending Count
Number of Sending
SNMP Trap Reception Function
VersionNumber of Reception
variable-bindings
Detectable Type
SNMP Supported Equipment
Monitor Function
VersionMonitoring Cycle
Detection method
Condition Agreement
Detectable Type
Change Detection
Detectable Type
Mail Detection (Only M-type)
ProtocolAuthentication method
Encryption Method
Mail check interval
Read aloud of the email
Control by the email
Filter Rule
Number of Condition
Detection Target
Decision condition

HTTP✓

Network abnormality detection by sending Ping network devices
243
1 - 600 seconds
The number of times to detect can be set from 1 to 30.
The number of sending Ping by one monitoring can be set from 1 to 3.
Trap Reception detection
v1 / v2c / v364
2 OID per 1 Trap Reception
INTEGER, OCTET STRING (String data, Binary data)
For SNMP Supported equipment, with SNMP command,
their status can be acquisitioned periodically and monitored.
v1 / v2c / v3
1 - 60 seconds
Condition Agreement Detection : 20 Change Detection : 5Dtection that the acquired value meets the condition
INTEGER, OCTET STRING (String data, Binary data)
Detection that the acquired value has changed
INTEGER
Detect incoming mail on the mail server.
IMAP, IMAPS, POP3, POP3S
Password Authentication, OAuth2
SSL/TLS, STARTTLS, none
10 - 3600 seconds
Play email content with speech synthesis.
Control using specific characters (control tags) included in detected email contentConditions for detecting target emails can be set.
20Sender, Subject, Body text
[Matches with], [Beginning with], [Include], [Be free of]External Contact Input
Monitor Function
Digital Logic Setting
Detection method
Status Change

Status Agreement
PLC Information Read Command
Number of Monitoring
Transmission Interval

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It monitors the state change of external contact input.
A Contact, B Contact
Status Change Detection, Status Agreement Detection
Detection of change from OFF to ON or change from ON to OFF
Detecting the input for a certain period of time
Detection time : 1 - 3600 seconds
Number of Detection : 4
Detects the state change of the device information of the PLC
1610ms / 50ms / 100ms
SLMP (The same format as the QnA compatible 3E and 4E frame of MC protocol)
FINS
TCP / UDP

Excutable action at detection
MonitoringSignal Sound Buzzer Digi-Out e-mail SNMP HTTP MQTT PLC Information Write Command✓
✓
✓
✓
✓
✓
✓
✓
Ping Monitoring
✓✓
✓
✓
✓
✓
✓
✓
SNMP Trap Reception
✓✓
✓
✓
✓
✓
✓
✓
SNMP Supported✓
✓✓✓
✓
✓
✓
✓
Mail Detection *1✓
✓
✓
✓
✓
✓
✓
✓
External Contact Input
PLC Information Read Command ✓✓
✓
✓
✓
✓
✓✓
-4.3. Main Unit Status Acquisition Function
RSH CommandThe state of the main body can be acquired by the status acquisition command.
SSH Command
The state of the main body can be acquired by the status acquisition command.
Socket Communication
Status acquisition available with PNS Command and PHN Command
SNMP Command
Status acquisition available with SNMP "get" Command
Versionv1 / v2c / v3
HTTP Communication
The state of the main body can be acquired in XML/JSON data format.
Acquisition dataCommand
Signal Tower
Sound
Buzzer✓✓✓
RSH Command✓✓✓
SSH Command✓✓
PNS
SocketPHN✓*1✓*2✓✓✓
SNMP Command✓✓✓
XML/JSON format file
*1 Signal Tower "Red", "Amber" and "Green", and Flashing pattern 1*2 Buzzer pattern 1 and Buzzer pattern 2

Digi-In✓✓✓✓

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4.4. Main Unit Setting Function
The internal clock in this product can communicate with an NTP server
to automatically correct the time.
Network setting in this product can communicate with an DHCP server
Automatic Network Setting
to automatically set.
Master Volume Setting
Master Volume of Buzzer and Sound can be set
Flash Control Setting
The brightness of the LED unit can be reduced.*1
Standard Action Setting
The color of Signal Tower that lights up after the clear operation is executed can be set.
Self test of Signal Tower and buzzer is possible
Self-test Function
with test button of the main body and RSH/SSH command.
Config Setting
Various settings of the main body can be read and written as setting file.
Event Log
Event logs can be downloaded via web browser and USB flash drive.
USB flash drive can be used to read and written configuration files,
USB Flash Drive Function
update firmware, and download Event logs.
Text-to-speech synthesis
Speech synthesis from text data can be registered as voice data.
Supported languages
Japanese (Kanji-Kana mixed text), English, Chinese *4
Main Unit Setting
Various settings of the main body can be done with a web browser.
Supported browsers
Google Chrome *2 Microsoft Edge *3
Languages supported
Japanese, English, Traditional Chinese, Sinplified Chinese, Korean, Thai
German, French, Italian, Spanish, Mexicanon the setting screen*1 Light reduction is not possible when using LR4/6-E-MZ or WDT-4/6LR-Z2.
*2 Google Chrome is a trademark or registered trademark of Google LLC.
*3 Microsoft Edge is registered trademark of Microsoft Corporation in the United States and other countries.
*4 Text-to-speech synthesis in Chinese is supported only for production after October 2023.

Time Correction Function

4.5. Cloud Function
Microsoft Azure *1
Amazon Web Services (AWS) *2
Connection
Azure IoT Central/DPS, Azure IoT Hub(IoT Plug and Play)Settings
Azure
Device Twin, Direct Method, Device-to-cloud Message,
Built-in features
Cloud-to-device Message
Connection SettingsAWS IoT CoreAWS
Built-in features
Device Shadow, MQTT client
Main Unit Control
Signal Tower, Sound *3, Buzzer, Digital Output
Main Unit Status Acquisition
Signal Tower, Sound, Buzzer, Digital Output
Signal Tower, Sound, Buzzer, "Clear" button,
Main Unit Status Transmission
Digital Output, Digital Input*1 Microsoft Azure is registered trademark of Microsoft Corporation in the United States and other countries.
*2 Amazon Web Services, the "Powered by AWS"logo, and any other AWS trademarks used in such materials
are trademarks of Amazon.com, Inc. or its affiliates in the United States and other countries.
*3 It is possible to play back received text data by performing speech synthesis in real time.
Notification Sounds can be played in combination with before or after a synthesis sound.

Supported Cloud Platform

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NHV6(Unit: mm)

No.
123

Parts nameHead Cover
LED Unit
Main Body

MaterialColorPC
Off-whitePC
Clear
ABS Off-white/Medium Gray

Number of LED
0 tiers
1 tier2 tiers
3 tiers
4 tiers
5 tiers

L
150
190
230
270
310350Drawing No.

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NHV4(Unit: mm)

No.
123

Parts nameHead Cover
LED Unit
Main Body

Material
Color
PC
Off-whitePCClear
ABS Off-white/Medium Gray

Number of LED
0 tiers
1 tier2 tiers
3 tiers
4 tiers
5 tiers

L
150
190
230
270
310
350

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(Unit: mm)