senva HO Series Installation Instructions

INSTALLATION INSTRUCTIONS
HO, Outside Air
RH and RH/T Transmitters

IMPORTANT WARNINGS

• Only qualified trade installers should install this product
• This product is not intended for life-safety applications
• Do not install in hazardous or classified locations
• The installer is responsible for all applicable codes
• De-energize power supply prior to installation or service
PRODUCT APPLICATION LIMITATION:
Senva products are not designed for life or safety applications. Senva products
are not intended for use in critical applications such as nuclear facilities, human
implantable device or life support. Senva is not liable, in whole or in part, for
any claims or damages arising from such uses.

PRODUCT IDENTIFICATION

RH TEMP
HO -
Accuracy
2 = 2%
3 = 3%
Temperature
A = None
B = Transmitter
C = 100Pt (385)
D = 1000Pt (385)
E = 10k type 2
DIMENSIONS
4.4 113
3.7 94
1.9 48
senvainc.com 1-866-660-8864 (F)1-503-296-2529 9290 SW Nimbus Ave. Beaverton Oregon 97008
4.4 113
3.7 94
F= 10k type 3 J = 1k8
G = 10k type 3 w/11k K = 20k
shunt L = 100k
H = 3k
I = 2k2
1.9 48

INSTALLATION

1. Select an outdoor location under an eave on north side of
building away from direct sunlight and rain exposure.
2. Mount product to building with supplied screws.
3. If installing with a conduit adapter, remove and replace the
factory-installed cable gland.
4. Select output type using "OUTPUT SELECT" switch (not
applicable for thermistors).
5. Wire sensor as appropriate for the selected output type.
6. Temperature transmitter models only: Select temperature
output range using "TEMP SELECT" jumper. Not applicable to
thermistors.
RH/T DUAL TRANSMITTER
WWW.SENVAINC.COM
< OR >
RTD/ TEMP OUTPUT
THERMISTOR TRANSMITTER SELECT
(OPTION) (OPTION)
4-20mA wiring:
mA OUT = 4-20mA output return
V+ PWR = Loop supply voltage
0-5V/0-10V wiring:
V OUT = Voltage output, 0-5 or 10VDC
V- COM = Ground/Common
V+ PWR = Power supply voltage
7. Apply power to sensor.
8. Tighten cable gland firmly around wires. If installing with a
conduit adapter, seal wire entry to prevent conduit air from
affecting sensor readings or operation.
9. Close lid and tighten screw. Cover must be securely installed
to prevent moisture from entering enclosure.

OPERATION

REVISION HISTORY
REV DESCRIPTION DATE APPROVED
In normal operation, display toggles between %RH and Temp.
For manual offset , press MENU button to select parameter to
(1)
set:
Temp units
o
RH offset -5 to 5% RH in 0.1% RH increments
Temp offset -5 to 5
(2)
Press INC or DEC to change value of selected parameter.
Press MENU button to move to next parameter.
Settings are saved automatically.
(1) See CALIBRATION section prior to making adjustments.
(2) Temperature offset does not apply to thermistors.
F C
O O
     
RH
SET
MENU INC
DEC
32-122
F
O
TEMP SELECT
-40-140 F
O
RH%
4-20mA 0-5V/10V
---
V OUT
mA OUT V- COM
V+ PWR V+ PWR
REVISION HISTORY
REV DESCRIPTION
F or C
o
in 0.1 increments
o o
NAME DATE
Solid Edge
DRAWN daniel.engel 02/27/17
CHECKED
TITLE
ENG APPR
MGR APPR
SIZE DWG NO
UNLESS OTHERWISE SPECIFIED
DATE APPROVED
REV