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General-Purpose Clamp
The C59 general-purpose clamp allows the receiver to be attached to
a grade rod or wooden pole.
Features and Functions
Attaching the Receiver to the Grade Rod or Wooden Pole
Declaration of Conformity
Application of 89/336/EEC
Council Directive(s):
Manufacturer’s Name: Trimble Navigation Ltd.
Manufacturer’s Address: 5475 Kellenburger Road
Dayton, Ohio 45424-1099 U.S.A.
European Representative Trimble GmbH
Address: Am Prime Parc 11
65479 Raunheim, Germany
Model Number: HR320
Conformance to Directive(s): EC Directive 89/336/EEC using
EN55022 and EN50082-1
Equipment Type/Environment: ITE/residential, commercial &
light industrial
Product Standards: Product meets the limit B and
methods of EN55022
Product meets the levels and
methods of IEC 801-2, 8 kV air,
4 kV contact IEC 801-3, 3 V/m
26 to 1000 MHz 80%, @ 1 kHz
Warranty
Trimble warrants the receiver to be free of defects in material and
workmanship for a period of two years.
Trimble or its authorized service center will repair or replace, at its
option, any defective part for which notice has been given during
the warranty period. If required, travel and per diem expenses to
and from the place where repairs are made will be charged to the
customer at the prevailing rates.
Customers should send the product to Trimble Navigation Ltd. or
the nearest authorized service center for warranty repairs, freight
prepaid. In countries with Trimble subsidiary service centers, the
repaired product will be returned to the customer, freight prepaid.
Any evidence of negligent, abnormal use, accident, or any attempt
to repair the product by other than factory-authorized personnel
using Trimble certified or recommended parts, automatically voids
the warranty.
The foregoing states the entire liability of Trimble regarding
the purchase and use of its equipment. Trimble will not be held
responsible for any consequential loss or damage of any kind.
This warranty is in lieu of all other warranties, except as set forth
above, including any implied warranty merchantability of fitness for
a particular purpose, are hereby disclaimed. This warranty is in lieu
of all other warranties, expressed or implied.
EMC Declaration of Conformity
This receiver has been tested and found to comply with the limits
for a Class B digital device for radio noise for digital apparatus
set out in the Radio Interference Regulations of the Canadian
Department of Communication, and is pursuant to part 15 of
the Federal Communication Commission (FCC) rules. These
limits are designed to provide reasonable protection against harmful
interference in a residential installation. This receiver generates radio
frequency. If it’s not used in accordance with the instructions, it may
cause harmful interference to radio or television reception. Such
interference can be determined by turning the receiver off and on.
You are encouraged to try eliminating the interference by one or
more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the laser and the receiver.
For more information, consult your dealer or an experience radio/
television technician.
CAUTION: Changes or modifications to the receiver that are
not expressly approved by Trimble could void authority to use
the equipment.
Receiver Specifications
LCD Channels 5
Capture Height 50.0 mm (2 in.)
Acceptance Angle 90°
On-Grade Sensitivity Fine: 2.0 mm (
1
/16 in.)
Coarse: 6.0 mm (
1
/4 in.)
Power Source Two 1.5-V batteries
(type LR6/AA)
Battery Life @ 20 °C (68 °F) Alkaline: 70 hours
Battery Indicator LCD battery symbol
Beeper volumes High: 100+ dBA
Low: 75 to 85 dBA
Automatic Shutoff 30 minutes after last laser detection or
push-button actuation
Spectral Sensitivity Operates with red visible and infrared
rotating lasers with wavelengths
between 610 and 900 nm
Marking Notch 50.0 mm (2 in.) below top of receiver
Operating Temperature –20 °C to +60 °C (–4 °F to +140 °F)
Storage Temperature –40 °C to +70 °C (–40 °F to +158 °F)
Weight 0.3 kg (12 oz)
Dimensions (H x W x D) 16.3 cm x 7.4 cm x 2.9 cm
(6.4 in. x 2.9 in x 1.14 in
.
)
1. Release Tab—allows the receiver to be locked onto or released
from the general-purpose clamp.
2. Jaws—close/open so that the general-purpose clamp can be
attached to or released from a grade rod or wooden pole.
3. Jaws Screw—controls the closing/opening of the jaws.
4. Reading Edge—aligns with the receiver’s on-grade marking
notch.
5. Bubble Screw Holes—are where the optional 1277-6251S
bubble vial kit is mounted.
1. Slide the general-purpose
clamp into the receiver
until it “clicks” into
position.
2. Turn the jaws screw
counterclockwise to open
the clamp’s jaws.
3. Slide the grade rod or
wooden pole between the
clamp’s jaws.
4. Turn the jaws screw
clockwise to hold the
general-purpose clamp
securely in place.
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Trimble Construction Division
5475 Kellenburger Road
Dayton, Ohio 45424-1099
U.S.A.
+1-937-245-5600 Phone
www.trimble.com
© 2008, Trimble Navigation Limited. All rights reserved.
Reorder PN 1277-4450 (10/08)
2
1
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Notice to Our European Union Customers
For product recycling instructions and more information,
please go to: www.trimble.com/environment/summary.html
Recycling in Europe
Recycling in Europe
To recycle Trimble WEEE,
call: +31 497 53 2430, and
ask for the “WEEE associate,” or
Mail a request for recycling instructions to:
Trimble Europe BV c/o Menlo
Worldwide Logistics
Meerheide 45 5521 DZ Eersel, NL